79392820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 183357216

約数和(自身を除く): 103964396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 169, 260, 283, 332, 338, 415, 566, 676, 830, 845, 1079, 1132, 1415, 1660, 1690, 2158, 2830, 3380, 3679, 4316, 5395, 5660, 7358, 10790, 14027, 14716, 18395, 21580, 23489, 28054, 36790, 46978, 47827, 56108, 70135, 73580, 93956, 95654, 117445, 140270, 191308, 234890, 239135, 280540, 305357, 469780, 478270, 610714, 956540, 1221428, 1526785, 3053570, 3969641, 6107140, 7939282, 15878564, 19848205, 39696410, 79392820]

約数ペア:

[(1, 79392820), (2, 39696410), (4, 19848205), (5, 15878564), (10, 7939282), (13, 6107140), (20, 3969641), (26, 3053570), (52, 1526785), (65, 1221428), (83, 956540), (130, 610714), (166, 478270), (169, 469780), (260, 305357), (283, 280540), (332, 239135), (338, 234890), (415, 191308), (566, 140270), (676, 117445), (830, 95654), (845, 93956), (1079, 73580), (1132, 70135), (1415, 56108), (1660, 47827), (1690, 46978), (2158, 36790), (2830, 28054), (3380, 23489), (3679, 21580), (4316, 18395), (5395, 14716), (5660, 14027), (7358, 10790)]