38915800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2$

素因数の和:79

約数の個数: 216

約数和(自身を含む): 121180860

約数和(自身を除く): 82265060

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 25, 28, 35, 38, 40, 44, 49, 50, 55, 56, 70, 76, 77, 88, 95, 98, 100, 110, 133, 140, 152, 154, 175, 190, 196, 200, 209, 220, 245, 266, 275, 280, 308, 350, 361, 380, 385, 392, 418, 440, 475, 490, 532, 539, 550, 616, 665, 700, 722, 760, 770, 836, 931, 950, 980, 1045, 1064, 1078, 1100, 1225, 1330, 1400, 1444, 1463, 1540, 1672, 1805, 1862, 1900, 1925, 1960, 2090, 2156, 2200, 2450, 2527, 2660, 2695, 2888, 2926, 3080, 3325, 3610, 3724, 3800, 3850, 3971, 4180, 4312, 4655, 4900, 5054, 5225, 5320, 5390, 5852, 6650, 7220, 7315, 7448, 7700, 7942, 8360, 9025, 9310, 9800, 10108, 10241, 10450, 10780, 11704, 12635, 13300, 13475, 14440, 14630, 15400, 15884, 17689, 18050, 18620, 19855, 20216, 20482, 20900, 21560, 23275, 25270, 26600, 26950, 27797, 29260, 31768, 35378, 36100, 36575, 37240, 39710, 40964, 41800, 46550, 50540, 51205, 53900, 55594, 58520, 63175, 70756, 72200, 73150, 79420, 81928, 88445, 93100, 99275, 101080, 102410, 107800, 111188, 126350, 138985, 141512, 146300, 158840, 176890, 186200, 194579, 198550, 204820, 222376, 252700, 256025, 277970, 292600, 353780, 389158, 397100, 409640, 442225, 505400, 512050, 555940, 694925, 707560, 778316, 794200, 884450, 972895, 1024100, 1111880, 1389850, 1556632, 1768900, 1945790, 2048200, 2779700, 3537800, 3891580, 4864475, 5559400, 7783160, 9728950, 19457900, 38915800]

約数ペア:

[(1, 38915800), (2, 19457900), (4, 9728950), (5, 7783160), (7, 5559400), (8, 4864475), (10, 3891580), (11, 3537800), (14, 2779700), (19, 2048200), (20, 1945790), (22, 1768900), (25, 1556632), (28, 1389850), (35, 1111880), (38, 1024100), (40, 972895), (44, 884450), (49, 794200), (50, 778316), (55, 707560), (56, 694925), (70, 555940), (76, 512050), (77, 505400), (88, 442225), (95, 409640), (98, 397100), (100, 389158), (110, 353780), (133, 292600), (140, 277970), (152, 256025), (154, 252700), (175, 222376), (190, 204820), (196, 198550), (200, 194579), (209, 186200), (220, 176890), (245, 158840), (266, 146300), (275, 141512), (280, 138985), (308, 126350), (350, 111188), (361, 107800), (380, 102410), (385, 101080), (392, 99275), (418, 93100), (440, 88445), (475, 81928), (490, 79420), (532, 73150), (539, 72200), (550, 70756), (616, 63175), (665, 58520), (700, 55594), (722, 53900), (760, 51205), (770, 50540), (836, 46550), (931, 41800), (950, 40964), (980, 39710), (1045, 37240), (1064, 36575), (1078, 36100), (1100, 35378), (1225, 31768), (1330, 29260), (1400, 27797), (1444, 26950), (1463, 26600), (1540, 25270), (1672, 23275), (1805, 21560), (1862, 20900), (1900, 20482), (1925, 20216), (1960, 19855), (2090, 18620), (2156, 18050), (2200, 17689), (2450, 15884), (2527, 15400), (2660, 14630), (2695, 14440), (2888, 13475), (2926, 13300), (3080, 12635), (3325, 11704), (3610, 10780), (3724, 10450), (3800, 10241), (3850, 10108), (3971, 9800), (4180, 9310), (4312, 9025), (4655, 8360), (4900, 7942), (5054, 7700), (5225, 7448), (5320, 7315), (5390, 7220), (5852, 6650)]