87877140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{112663}}^1$

素因数の和:112688

約数の個数: 48

約数和(自身を含む): 264985728

約数和(自身を除く): 177108588

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, 112663, 225326, 337989, 450652, 563315, 675978, 1126630, 1351956, 1464619, 1689945, 2253260, 2929238, 3379890, 4393857, 5858476, 6759780, 7323095, 8787714, 14646190, 17575428, 21969285, 29292380, 43938570, 87877140]

約数ペア:

[(1, 87877140), (2, 43938570), (3, 29292380), (4, 21969285), (5, 17575428), (6, 14646190), (10, 8787714), (12, 7323095), (13, 6759780), (15, 5858476), (20, 4393857), (26, 3379890), (30, 2929238), (39, 2253260), (52, 1689945), (60, 1464619), (65, 1351956), (78, 1126630), (130, 675978), (156, 563315), (195, 450652), (260, 337989), (390, 225326), (780, 112663)]