72725080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{577}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 172290240

約数和(自身を除く): 99565160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 137, 184, 230, 274, 460, 548, 577, 685, 920, 1096, 1154, 1370, 2308, 2740, 2885, 3151, 4616, 5480, 5770, 6302, 11540, 12604, 13271, 15755, 23080, 25208, 26542, 31510, 53084, 63020, 66355, 79049, 106168, 126040, 132710, 158098, 265420, 316196, 395245, 530840, 632392, 790490, 1580980, 1818127, 3161960, 3636254, 7272508, 9090635, 14545016, 18181270, 36362540, 72725080]

約数ペア:

[(1, 72725080), (2, 36362540), (4, 18181270), (5, 14545016), (8, 9090635), (10, 7272508), (20, 3636254), (23, 3161960), (40, 1818127), (46, 1580980), (92, 790490), (115, 632392), (137, 530840), (184, 395245), (230, 316196), (274, 265420), (460, 158098), (548, 132710), (577, 126040), (685, 106168), (920, 79049), (1096, 66355), (1154, 63020), (1370, 53084), (2308, 31510), (2740, 26542), (2885, 25208), (3151, 23080), (4616, 15755), (5480, 13271), (5770, 12604), (6302, 11540)]