79898520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51217}}^1$

素因数の和:51244

約数の個数: 64

約数和(自身を含む): 258138720

約数和(自身を除く): 178240200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 51217, 102434, 153651, 204868, 256085, 307302, 409736, 512170, 614604, 665821, 768255, 1024340, 1229208, 1331642, 1536510, 1997463, 2048680, 2663284, 3073020, 3329105, 3994926, 5326568, 6146040, 6658210, 7989852, 9987315, 13316420, 15979704, 19974630, 26632840, 39949260, 79898520]

約数ペア:

[(1, 79898520), (2, 39949260), (3, 26632840), (4, 19974630), (5, 15979704), (6, 13316420), (8, 9987315), (10, 7989852), (12, 6658210), (13, 6146040), (15, 5326568), (20, 3994926), (24, 3329105), (26, 3073020), (30, 2663284), (39, 2048680), (40, 1997463), (52, 1536510), (60, 1331642), (65, 1229208), (78, 1024340), (104, 768255), (120, 665821), (130, 614604), (156, 512170), (195, 409736), (260, 307302), (312, 256085), (390, 204868), (520, 153651), (780, 102434), (1560, 51217)]