70415540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 162697248

約数和(自身を除く): 92281708

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 169, 251, 260, 332, 338, 415, 502, 676, 830, 845, 1004, 1079, 1255, 1660, 1690, 2158, 2510, 3263, 3380, 4316, 5020, 5395, 6526, 10790, 13052, 14027, 16315, 20833, 21580, 28054, 32630, 41666, 42419, 56108, 65260, 70135, 83332, 84838, 104165, 140270, 169676, 208330, 212095, 270829, 280540, 416660, 424190, 541658, 848380, 1083316, 1354145, 2708290, 3520777, 5416580, 7041554, 14083108, 17603885, 35207770, 70415540]

約数ペア:

[(1, 70415540), (2, 35207770), (4, 17603885), (5, 14083108), (10, 7041554), (13, 5416580), (20, 3520777), (26, 2708290), (52, 1354145), (65, 1083316), (83, 848380), (130, 541658), (166, 424190), (169, 416660), (251, 280540), (260, 270829), (332, 212095), (338, 208330), (415, 169676), (502, 140270), (676, 104165), (830, 84838), (845, 83332), (1004, 70135), (1079, 65260), (1255, 56108), (1660, 42419), (1690, 41666), (2158, 32630), (2510, 28054), (3263, 21580), (3380, 20833), (4316, 16315), (5020, 14027), (5395, 13052), (6526, 10790)]