81508610

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{1091}}^1$

素因数の和:1370

約数の個数: 32

約数和(自身を含む): 152216064

約数和(自身を除く): 70707454

約数列:

[1, 2, 5, 10, 31, 62, 155, 241, 310, 482, 1091, 1205, 2182, 2410, 5455, 7471, 10910, 14942, 33821, 37355, 67642, 74710, 169105, 262931, 338210, 525862, 1314655, 2629310, 8150861, 16301722, 40754305, 81508610]

約数ペア:

[(1, 81508610), (2, 40754305), (5, 16301722), (10, 8150861), (31, 2629310), (62, 1314655), (155, 525862), (241, 338210), (310, 262931), (482, 169105), (1091, 74710), (1205, 67642), (2182, 37355), (2410, 33821), (5455, 14942), (7471, 10910)]