981995925

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{467}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 1732951584

約数和(自身を除く): 750955659

約数列:

[1, 3, 5, 15, 23, 25, 53, 69, 75, 115, 159, 265, 345, 467, 529, 575, 795, 1219, 1325, 1401, 1587, 1725, 2335, 2645, 3657, 3975, 6095, 7005, 7935, 10741, 11675, 13225, 18285, 24751, 28037, 30475, 32223, 35025, 39675, 53705, 74253, 84111, 91425, 123755, 140185, 161115, 247043, 268525, 371265, 420555, 569273, 618775, 700925, 741129, 805575, 1235215, 1707819, 1856325, 2102775, 2846365, 3705645, 6176075, 8539095, 13093279, 14231825, 18528225, 39279837, 42695475, 65466395, 196399185, 327331975, 981995925]

約数ペア:

[(1, 981995925), (3, 327331975), (5, 196399185), (15, 65466395), (23, 42695475), (25, 39279837), (53, 18528225), (69, 14231825), (75, 13093279), (115, 8539095), (159, 6176075), (265, 3705645), (345, 2846365), (467, 2102775), (529, 1856325), (575, 1707819), (795, 1235215), (1219, 805575), (1325, 741129), (1401, 700925), (1587, 618775), (1725, 569273), (2335, 420555), (2645, 371265), (3657, 268525), (3975, 247043), (6095, 161115), (7005, 140185), (7935, 123755), (10741, 91425), (11675, 84111), (13225, 74253), (18285, 53705), (24751, 39675), (28037, 35025), (30475, 32223)]