65896480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2437}}^1$

素因数の和:2478

約数の個数: 72

約数和(自身を含む): 168646212

約数和(自身を除く): 102749732

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 2080, 2437, 2704, 3380, 4874, 5408, 6760, 9748, 12185, 13520, 19496, 24370, 27040, 31681, 38992, 48740, 63362, 77984, 97480, 126724, 158405, 194960, 253448, 316810, 389920, 411853, 506896, 633620, 823706, 1013792, 1267240, 1647412, 2059265, 2534480, 3294824, 4118530, 5068960, 6589648, 8237060, 13179296, 16474120, 32948240, 65896480]

約数ペア:

[(1, 65896480), (2, 32948240), (4, 16474120), (5, 13179296), (8, 8237060), (10, 6589648), (13, 5068960), (16, 4118530), (20, 3294824), (26, 2534480), (32, 2059265), (40, 1647412), (52, 1267240), (65, 1013792), (80, 823706), (104, 633620), (130, 506896), (160, 411853), (169, 389920), (208, 316810), (260, 253448), (338, 194960), (416, 158405), (520, 126724), (676, 97480), (845, 77984), (1040, 63362), (1352, 48740), (1690, 38992), (2080, 31681), (2437, 27040), (2704, 24370), (3380, 19496), (4874, 13520), (5408, 12185), (6760, 9748)]