82902040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1217}}^1$

素因数の和:1372

約数の個数: 64

約数和(自身を含む): 202577760

約数和(自身を除く): 119675720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 131, 260, 262, 520, 524, 655, 1048, 1217, 1310, 1703, 2434, 2620, 3406, 4868, 5240, 6085, 6812, 8515, 9736, 12170, 13624, 15821, 17030, 24340, 31642, 34060, 48680, 63284, 68120, 79105, 126568, 158210, 159427, 316420, 318854, 632840, 637708, 797135, 1275416, 1594270, 2072551, 3188540, 4145102, 6377080, 8290204, 10362755, 16580408, 20725510, 41451020, 82902040]

約数ペア:

[(1, 82902040), (2, 41451020), (4, 20725510), (5, 16580408), (8, 10362755), (10, 8290204), (13, 6377080), (20, 4145102), (26, 3188540), (40, 2072551), (52, 1594270), (65, 1275416), (104, 797135), (130, 637708), (131, 632840), (260, 318854), (262, 316420), (520, 159427), (524, 158210), (655, 126568), (1048, 79105), (1217, 68120), (1310, 63284), (1703, 48680), (2434, 34060), (2620, 31642), (3406, 24340), (4868, 17030), (5240, 15821), (6085, 13624), (6812, 12170), (8515, 9736)]