65311125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 120766464

約数和(自身を除く): 55455339

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 71, 75, 125, 165, 213, 223, 275, 355, 375, 669, 781, 825, 1065, 1115, 1375, 1775, 2343, 2453, 3345, 3905, 4125, 5325, 5575, 7359, 8875, 11715, 12265, 15833, 16725, 19525, 26625, 27875, 36795, 47499, 58575, 61325, 79165, 83625, 97625, 174163, 183975, 237495, 292875, 306625, 395825, 522489, 870815, 919875, 1187475, 1979125, 2612445, 4354075, 5937375, 13062225, 21770375, 65311125]

約数ペア:

[(1, 65311125), (3, 21770375), (5, 13062225), (11, 5937375), (15, 4354075), (25, 2612445), (33, 1979125), (55, 1187475), (71, 919875), (75, 870815), (125, 522489), (165, 395825), (213, 306625), (223, 292875), (275, 237495), (355, 183975), (375, 174163), (669, 97625), (781, 83625), (825, 79165), (1065, 61325), (1115, 58575), (1375, 47499), (1775, 36795), (2343, 27875), (2453, 26625), (3345, 19525), (3905, 16725), (4125, 15833), (5325, 12265), (5575, 11715), (7359, 8875)]