67921291875

素因数分解:

$3^1\times 5^4\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{13187}}^1$

素因数の和:13318

約数の個数: 80

約数和(自身を含む): 117665235072

約数和(自身を除く): 49743943197

約数列:

[1, 3, 5, 15, 25, 41, 67, 75, 123, 125, 201, 205, 335, 375, 615, 625, 1005, 1025, 1675, 1875, 2747, 3075, 5025, 5125, 8241, 8375, 13187, 13735, 15375, 25125, 25625, 39561, 41205, 41875, 65935, 68675, 76875, 125625, 197805, 206025, 329675, 343375, 540667, 883529, 989025, 1030125, 1622001, 1648375, 1716875, 2650587, 2703335, 4417645, 4945125, 5150625, 8110005, 8241875, 13252935, 13516675, 22088225, 24725625, 36224689, 40550025, 66264675, 67583375, 108674067, 110441125, 181123445, 202750125, 331323375, 337916875, 543370335, 552205625, 905617225, 1013750625, 1656616875, 2716851675, 4528086125, 13584258375, 22640430625, 67921291875]

約数ペア:

[(1, 67921291875), (3, 22640430625), (5, 13584258375), (15, 4528086125), (25, 2716851675), (41, 1656616875), (67, 1013750625), (75, 905617225), (123, 552205625), (125, 543370335), (201, 337916875), (205, 331323375), (335, 202750125), (375, 181123445), (615, 110441125), (625, 108674067), (1005, 67583375), (1025, 66264675), (1675, 40550025), (1875, 36224689), (2747, 24725625), (3075, 22088225), (5025, 13516675), (5125, 13252935), (8241, 8241875), (8375, 8110005), (13187, 5150625), (13735, 4945125), (15375, 4417645), (25125, 2703335), (25625, 2650587), (39561, 1716875), (41205, 1648375), (41875, 1622001), (65935, 1030125), (68675, 989025), (76875, 883529), (125625, 540667), (197805, 343375), (206025, 329675)]