169458640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1283}}^1$

素因数の和:1436

約数の個数: 80

約数和(自身を含む): 427972608

約数和(自身を除く): 258513968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 508, 520, 635, 1016, 1040, 1270, 1283, 1651, 2032, 2540, 2566, 3302, 5080, 5132, 6415, 6604, 8255, 10160, 10264, 12830, 13208, 16510, 16679, 20528, 25660, 26416, 33020, 33358, 51320, 66040, 66716, 83395, 102640, 132080, 133432, 162941, 166790, 266864, 325882, 333580, 651764, 667160, 814705, 1303528, 1334320, 1629410, 2118233, 2607056, 3258820, 4236466, 6517640, 8472932, 10591165, 13035280, 16945864, 21182330, 33891728, 42364660, 84729320, 169458640]

約数ペア:

[(1, 169458640), (2, 84729320), (4, 42364660), (5, 33891728), (8, 21182330), (10, 16945864), (13, 13035280), (16, 10591165), (20, 8472932), (26, 6517640), (40, 4236466), (52, 3258820), (65, 2607056), (80, 2118233), (104, 1629410), (127, 1334320), (130, 1303528), (208, 814705), (254, 667160), (260, 651764), (508, 333580), (520, 325882), (635, 266864), (1016, 166790), (1040, 162941), (1270, 133432), (1283, 132080), (1651, 102640), (2032, 83395), (2540, 66716), (2566, 66040), (3302, 51320), (5080, 33358), (5132, 33020), (6415, 26416), (6604, 25660), (8255, 20528), (10160, 16679), (10264, 16510), (12830, 13208)]