87288370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 181149696

約数和(自身を除く): 93861326

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 127, 130, 170, 221, 254, 311, 442, 622, 635, 1105, 1270, 1555, 1651, 2159, 2210, 3110, 3302, 4043, 4318, 5287, 8086, 8255, 10574, 10795, 16510, 20215, 21590, 26435, 28067, 39497, 40430, 52870, 56134, 68731, 78994, 137462, 140335, 197485, 280670, 343655, 394970, 513461, 671449, 687310, 1026922, 1342898, 2567305, 3357245, 5134610, 6714490, 8728837, 17457674, 43644185, 87288370]

約数ペア:

[(1, 87288370), (2, 43644185), (5, 17457674), (10, 8728837), (13, 6714490), (17, 5134610), (26, 3357245), (34, 2567305), (65, 1342898), (85, 1026922), (127, 687310), (130, 671449), (170, 513461), (221, 394970), (254, 343655), (311, 280670), (442, 197485), (622, 140335), (635, 137462), (1105, 78994), (1270, 68731), (1555, 56134), (1651, 52870), (2159, 40430), (2210, 39497), (3110, 28067), (3302, 26435), (4043, 21590), (4318, 20215), (5287, 16510), (8086, 10795), (8255, 10574)]