87820850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{547}}^1$

素因数の和:604

約数の個数: 72

約数和(自身を含む): 186528240

約数和(自身を除く): 98707390

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 169, 190, 247, 325, 338, 475, 494, 547, 650, 845, 950, 1094, 1235, 1690, 2470, 2735, 3211, 4225, 5470, 6175, 6422, 7111, 8450, 10393, 12350, 13675, 14222, 16055, 20786, 27350, 32110, 35555, 51965, 71110, 80275, 92443, 103930, 135109, 160550, 177775, 184886, 259825, 270218, 355550, 462215, 519650, 675545, 924430, 1351090, 1756417, 2311075, 3377725, 3512834, 4622150, 6755450, 8782085, 17564170, 43910425, 87820850]

約数ペア:

[(1, 87820850), (2, 43910425), (5, 17564170), (10, 8782085), (13, 6755450), (19, 4622150), (25, 3512834), (26, 3377725), (38, 2311075), (50, 1756417), (65, 1351090), (95, 924430), (130, 675545), (169, 519650), (190, 462215), (247, 355550), (325, 270218), (338, 259825), (475, 184886), (494, 177775), (547, 160550), (650, 135109), (845, 103930), (950, 92443), (1094, 80275), (1235, 71110), (1690, 51965), (2470, 35555), (2735, 32110), (3211, 27350), (4225, 20786), (5470, 16055), (6175, 14222), (6422, 13675), (7111, 12350), (8450, 10393)]