71573420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1723}}^1$

素因数の和:1830

約数の個数: 48

約数和(自身を含む): 157559808

約数和(自身を除く): 85986388

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 67, 124, 134, 155, 268, 310, 335, 620, 670, 1340, 1723, 2077, 3446, 4154, 6892, 8308, 8615, 10385, 17230, 20770, 34460, 41540, 53413, 106826, 115441, 213652, 230882, 267065, 461764, 534130, 577205, 1068260, 1154410, 2308820, 3578671, 7157342, 14314684, 17893355, 35786710, 71573420]

約数ペア:

[(1, 71573420), (2, 35786710), (4, 17893355), (5, 14314684), (10, 7157342), (20, 3578671), (31, 2308820), (62, 1154410), (67, 1068260), (124, 577205), (134, 534130), (155, 461764), (268, 267065), (310, 230882), (335, 213652), (620, 115441), (670, 106826), (1340, 53413), (1723, 41540), (2077, 34460), (3446, 20770), (4154, 17230), (6892, 10385), (8308, 8615)]