86658520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9803}}^1$

素因数の和:9844

約数の個数: 64

約数和(自身を含む): 222354720

約数和(自身を除く): 135696200

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 9803, 19606, 39212, 49015, 78424, 98030, 127439, 166651, 196060, 254878, 333302, 392120, 509756, 637195, 666604, 833255, 1019512, 1274390, 1333208, 1666510, 2166463, 2548780, 3333020, 4332926, 5097560, 6666040, 8665852, 10832315, 17331704, 21664630, 43329260, 86658520]

約数ペア:

[(1, 86658520), (2, 43329260), (4, 21664630), (5, 17331704), (8, 10832315), (10, 8665852), (13, 6666040), (17, 5097560), (20, 4332926), (26, 3333020), (34, 2548780), (40, 2166463), (52, 1666510), (65, 1333208), (68, 1274390), (85, 1019512), (104, 833255), (130, 666604), (136, 637195), (170, 509756), (221, 392120), (260, 333302), (340, 254878), (442, 196060), (520, 166651), (680, 127439), (884, 98030), (1105, 78424), (1768, 49015), (2210, 39212), (4420, 19606), (8840, 9803)]