31197785890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1378603}}^1$

素因数の和:1378714

約数の個数: 32

約数和(自身を含む): 58761616896

約数和(自身を除く): 27563831006

約数列:

[1, 2, 5, 10, 31, 62, 73, 146, 155, 310, 365, 730, 2263, 4526, 11315, 22630, 1378603, 2757206, 6893015, 13786030, 42736693, 85473386, 100638019, 201276038, 213683465, 427366930, 503190095, 1006380190, 3119778589, 6239557178, 15598892945, 31197785890]

約数ペア:

[(1, 31197785890), (2, 15598892945), (5, 6239557178), (10, 3119778589), (31, 1006380190), (62, 503190095), (73, 427366930), (146, 213683465), (155, 201276038), (310, 100638019), (365, 85473386), (730, 42736693), (2263, 13786030), (4526, 6893015), (11315, 2757206), (22630, 1378603)]