89609975

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 147834288

約数和(自身を除く): 58224313

約数列:

[1, 5, 7, 13, 17, 25, 35, 49, 65, 85, 91, 119, 175, 221, 245, 325, 331, 425, 455, 595, 637, 833, 1105, 1225, 1547, 1655, 2275, 2317, 2975, 3185, 4165, 4303, 5525, 5627, 7735, 8275, 10829, 11585, 15925, 16219, 20825, 21515, 28135, 30121, 38675, 39389, 54145, 57925, 73151, 81095, 107575, 140675, 150605, 196945, 210847, 270725, 275723, 365755, 405475, 512057, 753025, 984725, 1054235, 1378615, 1828775, 2560285, 3584399, 5271175, 6893075, 12801425, 17921995, 89609975]

約数ペア:

[(1, 89609975), (5, 17921995), (7, 12801425), (13, 6893075), (17, 5271175), (25, 3584399), (35, 2560285), (49, 1828775), (65, 1378615), (85, 1054235), (91, 984725), (119, 753025), (175, 512057), (221, 405475), (245, 365755), (325, 275723), (331, 270725), (425, 210847), (455, 196945), (595, 150605), (637, 140675), (833, 107575), (1105, 81095), (1225, 73151), (1547, 57925), (1655, 54145), (2275, 39389), (2317, 38675), (2975, 30121), (3185, 28135), (4165, 21515), (4303, 20825), (5525, 16219), (5627, 15925), (7735, 11585), (8275, 10829)]