49384920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31657}}^1$

素因数の和:31684

約数の個数: 64

約数和(自身を含む): 159556320

約数和(自身を除く): 110171400

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, 31657, 63314, 94971, 126628, 158285, 189942, 253256, 316570, 379884, 411541, 474855, 633140, 759768, 823082, 949710, 1234623, 1266280, 1646164, 1899420, 2057705, 2469246, 3292328, 3798840, 4115410, 4938492, 6173115, 8230820, 9876984, 12346230, 16461640, 24692460, 49384920]

約数ペア:

[(1, 49384920), (2, 24692460), (3, 16461640), (4, 12346230), (5, 9876984), (6, 8230820), (8, 6173115), (10, 4938492), (12, 4115410), (13, 3798840), (15, 3292328), (20, 2469246), (24, 2057705), (26, 1899420), (30, 1646164), (39, 1266280), (40, 1234623), (52, 949710), (60, 823082), (65, 759768), (78, 633140), (104, 474855), (120, 411541), (130, 379884), (156, 316570), (195, 253256), (260, 189942), (312, 158285), (390, 126628), (520, 94971), (780, 63314), (1560, 31657)]