87087640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 213695280

約数和(自身を除く): 126607640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 163, 185, 190, 296, 326, 361, 370, 380, 652, 703, 722, 740, 760, 815, 1304, 1406, 1444, 1480, 1630, 1805, 2812, 2888, 3097, 3260, 3515, 3610, 5624, 6031, 6194, 6520, 7030, 7220, 12062, 12388, 13357, 14060, 14440, 15485, 24124, 24776, 26714, 28120, 30155, 30970, 48248, 53428, 58843, 60310, 61940, 66785, 106856, 114589, 117686, 120620, 123880, 133570, 229178, 235372, 241240, 267140, 294215, 458356, 470744, 534280, 572945, 588430, 916712, 1145890, 1176860, 2177191, 2291780, 2353720, 4354382, 4583560, 8708764, 10885955, 17417528, 21771910, 43543820, 87087640]

約数ペア:

[(1, 87087640), (2, 43543820), (4, 21771910), (5, 17417528), (8, 10885955), (10, 8708764), (19, 4583560), (20, 4354382), (37, 2353720), (38, 2291780), (40, 2177191), (74, 1176860), (76, 1145890), (95, 916712), (148, 588430), (152, 572945), (163, 534280), (185, 470744), (190, 458356), (296, 294215), (326, 267140), (361, 241240), (370, 235372), (380, 229178), (652, 133570), (703, 123880), (722, 120620), (740, 117686), (760, 114589), (815, 106856), (1304, 66785), (1406, 61940), (1444, 60310), (1480, 58843), (1630, 53428), (1805, 48248), (2812, 30970), (2888, 30155), (3097, 28120), (3260, 26714), (3515, 24776), (3610, 24124), (5624, 15485), (6031, 14440), (6194, 14060), (6520, 13357), (7030, 12388), (7220, 12062)]