2118912590275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1429}}^1\times {\mathrm{15787}}^1$

素因数の和:17273

約数の個数: 72

約数和(自身を含む): 3008093007920

約数和(自身を除く): 889180417645

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 289, 325, 425, 1105, 1429, 1445, 3757, 5525, 7145, 7225, 15787, 18577, 18785, 24293, 35725, 78935, 92885, 93925, 121465, 205231, 268379, 315809, 394675, 412981, 464425, 607325, 1026155, 1341895, 1579045, 2064905, 3488927, 4562443, 5130775, 5368753, 6709475, 7895225, 10324525, 17444635, 22559623, 22812215, 26843765, 59311759, 87223175, 112798115, 114061075, 134218825, 293275099, 296558795, 383513591, 563990575, 1466375495, 1482793975, 1917567955, 4985676683, 6519731047, 7331877475, 9587839775, 24928383415, 32598655235, 84756503611, 124641917075, 162993276175, 423782518055, 2118912590275]

約数ペア:

[(1, 2118912590275), (5, 423782518055), (13, 162993276175), (17, 124641917075), (25, 84756503611), (65, 32598655235), (85, 24928383415), (221, 9587839775), (289, 7331877475), (325, 6519731047), (425, 4985676683), (1105, 1917567955), (1429, 1482793975), (1445, 1466375495), (3757, 563990575), (5525, 383513591), (7145, 296558795), (7225, 293275099), (15787, 134218825), (18577, 114061075), (18785, 112798115), (24293, 87223175), (35725, 59311759), (78935, 26843765), (92885, 22812215), (93925, 22559623), (121465, 17444635), (205231, 10324525), (268379, 7895225), (315809, 6709475), (394675, 5368753), (412981, 5130775), (464425, 4562443), (607325, 3488927), (1026155, 2064905), (1341895, 1579045)]