77480520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49667}}^1$

素因数の和:49694

約数の個数: 64

約数和(自身を含む): 250326720

約数和(自身を除く): 172846200

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, 49667, 99334, 149001, 198668, 248335, 298002, 397336, 496670, 596004, 645671, 745005, 993340, 1192008, 1291342, 1490010, 1937013, 1986680, 2582684, 2980020, 3228355, 3874026, 5165368, 5960040, 6456710, 7748052, 9685065, 12913420, 15496104, 19370130, 25826840, 38740260, 77480520]

約数ペア:

[(1, 77480520), (2, 38740260), (3, 25826840), (4, 19370130), (5, 15496104), (6, 12913420), (8, 9685065), (10, 7748052), (12, 6456710), (13, 5960040), (15, 5165368), (20, 3874026), (24, 3228355), (26, 2980020), (30, 2582684), (39, 1986680), (40, 1937013), (52, 1490010), (60, 1291342), (65, 1192008), (78, 993340), (104, 745005), (120, 645671), (130, 596004), (156, 496670), (195, 397336), (260, 298002), (312, 248335), (390, 198668), (520, 149001), (780, 99334), (1560, 49667)]