72628040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1583}}^1$

素因数の和:1662

約数の個数: 64

約数和(自身を含む): 173352960

約数和(自身を除く): 100724920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 1583, 2294, 3166, 4588, 5735, 6332, 7915, 9176, 11470, 12664, 15830, 22940, 31660, 45880, 49073, 58571, 63320, 98146, 117142, 196292, 234284, 245365, 292855, 392584, 468568, 490730, 585710, 981460, 1171420, 1815701, 1962920, 2342840, 3631402, 7262804, 9078505, 14525608, 18157010, 36314020, 72628040]

約数ペア:

[(1, 72628040), (2, 36314020), (4, 18157010), (5, 14525608), (8, 9078505), (10, 7262804), (20, 3631402), (31, 2342840), (37, 1962920), (40, 1815701), (62, 1171420), (74, 981460), (124, 585710), (148, 490730), (155, 468568), (185, 392584), (248, 292855), (296, 245365), (310, 234284), (370, 196292), (620, 117142), (740, 98146), (1147, 63320), (1240, 58571), (1480, 49073), (1583, 45880), (2294, 31660), (3166, 22940), (4588, 15830), (5735, 12664), (6332, 11470), (7915, 9176)]