8045706520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{24671}}^1$

素因数の和:24976

約数の個数: 64

約数和(自身を含む): 18758615040

約数和(自身を除く): 10712908520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 263, 310, 526, 620, 1052, 1240, 1315, 2104, 2630, 5260, 8153, 10520, 16306, 24671, 32612, 40765, 49342, 65224, 81530, 98684, 123355, 163060, 197368, 246710, 326120, 493420, 764801, 986840, 1529602, 3059204, 3824005, 6118408, 6488473, 7648010, 12976946, 15296020, 25953892, 30592040, 32442365, 51907784, 64884730, 129769460, 201142663, 259538920, 402285326, 804570652, 1005713315, 1609141304, 2011426630, 4022853260, 8045706520]

約数ペア:

[(1, 8045706520), (2, 4022853260), (4, 2011426630), (5, 1609141304), (8, 1005713315), (10, 804570652), (20, 402285326), (31, 259538920), (40, 201142663), (62, 129769460), (124, 64884730), (155, 51907784), (248, 32442365), (263, 30592040), (310, 25953892), (526, 15296020), (620, 12976946), (1052, 7648010), (1240, 6488473), (1315, 6118408), (2104, 3824005), (2630, 3059204), (5260, 1529602), (8153, 986840), (10520, 764801), (16306, 493420), (24671, 326120), (32612, 246710), (40765, 197368), (49342, 163060), (65224, 123355), (81530, 98684)]