38402800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 120

約数和(自身を含む): 100866560

約数和(自身を除く): 62463760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 38, 40, 50, 62, 76, 80, 95, 100, 124, 152, 155, 163, 190, 200, 248, 304, 310, 326, 380, 400, 475, 496, 589, 620, 652, 760, 775, 815, 950, 1178, 1240, 1304, 1520, 1550, 1630, 1900, 2356, 2480, 2608, 2945, 3097, 3100, 3260, 3800, 4075, 4712, 5053, 5890, 6194, 6200, 6520, 7600, 8150, 9424, 10106, 11780, 12388, 12400, 13040, 14725, 15485, 16300, 20212, 23560, 24776, 25265, 29450, 30970, 32600, 40424, 47120, 49552, 50530, 58900, 61940, 65200, 77425, 80848, 96007, 101060, 117800, 123880, 126325, 154850, 192014, 202120, 235600, 247760, 252650, 309700, 384028, 404240, 480035, 505300, 619400, 768056, 960070, 1010600, 1238800, 1536112, 1920140, 2021200, 2400175, 3840280, 4800350, 7680560, 9600700, 19201400, 38402800]

約数ペア:

[(1, 38402800), (2, 19201400), (4, 9600700), (5, 7680560), (8, 4800350), (10, 3840280), (16, 2400175), (19, 2021200), (20, 1920140), (25, 1536112), (31, 1238800), (38, 1010600), (40, 960070), (50, 768056), (62, 619400), (76, 505300), (80, 480035), (95, 404240), (100, 384028), (124, 309700), (152, 252650), (155, 247760), (163, 235600), (190, 202120), (200, 192014), (248, 154850), (304, 126325), (310, 123880), (326, 117800), (380, 101060), (400, 96007), (475, 80848), (496, 77425), (589, 65200), (620, 61940), (652, 58900), (760, 50530), (775, 49552), (815, 47120), (950, 40424), (1178, 32600), (1240, 30970), (1304, 29450), (1520, 25265), (1550, 24776), (1630, 23560), (1900, 20212), (2356, 16300), (2480, 15485), (2608, 14725), (2945, 13040), (3097, 12400), (3100, 12388), (3260, 11780), (3800, 10106), (4075, 9424), (4712, 8150), (5053, 7600), (5890, 6520), (6194, 6200)]