67560520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{239}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 157593600

約数和(自身を除く): 90033080

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 191, 239, 296, 370, 382, 478, 740, 764, 955, 956, 1195, 1480, 1528, 1910, 1912, 2390, 3820, 4780, 7067, 7640, 8843, 9560, 14134, 17686, 28268, 35335, 35372, 44215, 45649, 56536, 70670, 70744, 88430, 91298, 141340, 176860, 182596, 228245, 282680, 353720, 365192, 456490, 912980, 1689013, 1825960, 3378026, 6756052, 8445065, 13512104, 16890130, 33780260, 67560520]

約数ペア:

[(1, 67560520), (2, 33780260), (4, 16890130), (5, 13512104), (8, 8445065), (10, 6756052), (20, 3378026), (37, 1825960), (40, 1689013), (74, 912980), (148, 456490), (185, 365192), (191, 353720), (239, 282680), (296, 228245), (370, 182596), (382, 176860), (478, 141340), (740, 91298), (764, 88430), (955, 70744), (956, 70670), (1195, 56536), (1480, 45649), (1528, 44215), (1910, 35372), (1912, 35335), (2390, 28268), (3820, 17686), (4780, 14134), (7067, 9560), (7640, 8843)]