201745125

素因数分解:

$3^2\times 5^3\times {\mathrm{389}}^1\times {\mathrm{461}}^1$

素因数の和:871

約数の個数: 48

約数和(自身を含む): 365405040

約数和(自身を除く): 163659915

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 389, 461, 1125, 1167, 1383, 1945, 2305, 3501, 4149, 5835, 6915, 9725, 11525, 17505, 20745, 29175, 34575, 48625, 57625, 87525, 103725, 145875, 172875, 179329, 437625, 518625, 537987, 896645, 1613961, 2689935, 4483225, 8069805, 13449675, 22416125, 40349025, 67248375, 201745125]

約数ペア:

[(1, 201745125), (3, 67248375), (5, 40349025), (9, 22416125), (15, 13449675), (25, 8069805), (45, 4483225), (75, 2689935), (125, 1613961), (225, 896645), (375, 537987), (389, 518625), (461, 437625), (1125, 179329), (1167, 172875), (1383, 145875), (1945, 103725), (2305, 87525), (3501, 57625), (4149, 48625), (5835, 34575), (6915, 29175), (9725, 20745), (11525, 17505)]