877590320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{5081}}^1$

素因数の和:5238

約数の個数: 80

約数和(自身を含む): 2177860608

約数和(自身を除く): 1300270288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 127, 136, 170, 254, 272, 340, 508, 635, 680, 1016, 1270, 1360, 2032, 2159, 2540, 4318, 5080, 5081, 8636, 10160, 10162, 10795, 17272, 20324, 21590, 25405, 34544, 40648, 43180, 50810, 81296, 86360, 86377, 101620, 172720, 172754, 203240, 345508, 406480, 431885, 645287, 691016, 863770, 1290574, 1382032, 1727540, 2581148, 3226435, 3455080, 5162296, 6452870, 6910160, 10324592, 10969879, 12905740, 21939758, 25811480, 43879516, 51622960, 54849395, 87759032, 109698790, 175518064, 219397580, 438795160, 877590320]

約数ペア:

[(1, 877590320), (2, 438795160), (4, 219397580), (5, 175518064), (8, 109698790), (10, 87759032), (16, 54849395), (17, 51622960), (20, 43879516), (34, 25811480), (40, 21939758), (68, 12905740), (80, 10969879), (85, 10324592), (127, 6910160), (136, 6452870), (170, 5162296), (254, 3455080), (272, 3226435), (340, 2581148), (508, 1727540), (635, 1382032), (680, 1290574), (1016, 863770), (1270, 691016), (1360, 645287), (2032, 431885), (2159, 406480), (2540, 345508), (4318, 203240), (5080, 172754), (5081, 172720), (8636, 101620), (10160, 86377), (10162, 86360), (10795, 81296), (17272, 50810), (20324, 43180), (21590, 40648), (25405, 34544)]