40625520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:507

約数の個数: 160

約数和(自身を含む): 140616000

約数和(自身を除く): 99990480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 39, 40, 48, 52, 58, 60, 65, 78, 80, 87, 104, 116, 120, 130, 145, 156, 174, 195, 208, 232, 240, 260, 290, 312, 348, 377, 390, 435, 449, 464, 520, 580, 624, 696, 754, 780, 870, 898, 1040, 1131, 1160, 1347, 1392, 1508, 1560, 1740, 1796, 1885, 2245, 2262, 2320, 2694, 3016, 3120, 3480, 3592, 3770, 4490, 4524, 5388, 5655, 5837, 6032, 6735, 6960, 7184, 7540, 8980, 9048, 10776, 11310, 11674, 13021, 13470, 15080, 17511, 17960, 18096, 21552, 22620, 23348, 26042, 26940, 29185, 30160, 35022, 35920, 39063, 45240, 46696, 52084, 53880, 58370, 65105, 70044, 78126, 87555, 90480, 93392, 104168, 107760, 116740, 130210, 140088, 156252, 169273, 175110, 195315, 208336, 233480, 260420, 280176, 312504, 338546, 350220, 390630, 466960, 507819, 520840, 625008, 677092, 700440, 781260, 846365, 1015638, 1041680, 1354184, 1400880, 1562520, 1692730, 2031276, 2539095, 2708368, 3125040, 3385460, 4062552, 5078190, 6770920, 8125104, 10156380, 13541840, 20312760, 40625520]

約数ペア:

[(1, 40625520), (2, 20312760), (3, 13541840), (4, 10156380), (5, 8125104), (6, 6770920), (8, 5078190), (10, 4062552), (12, 3385460), (13, 3125040), (15, 2708368), (16, 2539095), (20, 2031276), (24, 1692730), (26, 1562520), (29, 1400880), (30, 1354184), (39, 1041680), (40, 1015638), (48, 846365), (52, 781260), (58, 700440), (60, 677092), (65, 625008), (78, 520840), (80, 507819), (87, 466960), (104, 390630), (116, 350220), (120, 338546), (130, 312504), (145, 280176), (156, 260420), (174, 233480), (195, 208336), (208, 195315), (232, 175110), (240, 169273), (260, 156252), (290, 140088), (312, 130210), (348, 116740), (377, 107760), (390, 104168), (435, 93392), (449, 90480), (464, 87555), (520, 78126), (580, 70044), (624, 65105), (696, 58370), (754, 53880), (780, 52084), (870, 46696), (898, 45240), (1040, 39063), (1131, 35920), (1160, 35022), (1347, 30160), (1392, 29185), (1508, 26940), (1560, 26042), (1740, 23348), (1796, 22620), (1885, 21552), (2245, 18096), (2262, 17960), (2320, 17511), (2694, 15080), (3016, 13470), (3120, 13021), (3480, 11674), (3592, 11310), (3770, 10776), (4490, 9048), (4524, 8980), (5388, 7540), (5655, 7184), (5837, 6960), (6032, 6735)]