63171420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80989}}^1$

素因数の和:81014

約数の個数: 48

約数和(自身を含む): 190488480

約数和(自身を除く): 127317060

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, 80989, 161978, 242967, 323956, 404945, 485934, 809890, 971868, 1052857, 1214835, 1619780, 2105714, 2429670, 3158571, 4211428, 4859340, 5264285, 6317142, 10528570, 12634284, 15792855, 21057140, 31585710, 63171420]

約数ペア:

[(1, 63171420), (2, 31585710), (3, 21057140), (4, 15792855), (5, 12634284), (6, 10528570), (10, 6317142), (12, 5264285), (13, 4859340), (15, 4211428), (20, 3158571), (26, 2429670), (30, 2105714), (39, 1619780), (52, 1214835), (60, 1052857), (65, 971868), (78, 809890), (130, 485934), (156, 404945), (195, 323956), (260, 242967), (390, 161978), (780, 80989)]