513877260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{658817}}^1$

素因数の和:658842

約数の個数: 48

約数和(自身を含む): 1549539936

約数和(自身を除く): 1035662676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 658817, 1317634, 1976451, 2635268, 3294085, 3952902, 6588170, 7905804, 8564621, 9882255, 13176340, 17129242, 19764510, 25693863, 34258484, 39529020, 42823105, 51387726, 85646210, 102775452, 128469315, 171292420, 256938630, 513877260]

約数ペア:

[(1, 513877260), (2, 256938630), (3, 171292420), (4, 128469315), (5, 102775452), (6, 85646210), (10, 51387726), (12, 42823105), (13, 39529020), (15, 34258484), (20, 25693863), (26, 19764510), (30, 17129242), (39, 13176340), (52, 9882255), (60, 8564621), (65, 7905804), (78, 6588170), (130, 3952902), (156, 3294085), (195, 2635268), (260, 1976451), (390, 1317634), (780, 658817)]