70621875

素因数分解:

$3^6\times 5^5\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 84

約数和(自身を含む): 136616256

約数和(自身を除く): 65994381

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 81, 93, 125, 135, 155, 225, 243, 279, 375, 405, 465, 625, 675, 729, 775, 837, 1125, 1215, 1395, 1875, 2025, 2325, 2511, 3125, 3375, 3645, 3875, 4185, 5625, 6075, 6975, 7533, 9375, 10125, 11625, 12555, 16875, 18225, 19375, 20925, 22599, 28125, 30375, 34875, 37665, 50625, 58125, 62775, 84375, 91125, 96875, 104625, 112995, 151875, 174375, 188325, 253125, 290625, 313875, 455625, 523125, 564975, 759375, 871875, 941625, 1569375, 2278125, 2615625, 2824875, 4708125, 7846875, 14124375, 23540625, 70621875]

約数ペア:

[(1, 70621875), (3, 23540625), (5, 14124375), (9, 7846875), (15, 4708125), (25, 2824875), (27, 2615625), (31, 2278125), (45, 1569375), (75, 941625), (81, 871875), (93, 759375), (125, 564975), (135, 523125), (155, 455625), (225, 313875), (243, 290625), (279, 253125), (375, 188325), (405, 174375), (465, 151875), (625, 112995), (675, 104625), (729, 96875), (775, 91125), (837, 84375), (1125, 62775), (1215, 58125), (1395, 50625), (1875, 37665), (2025, 34875), (2325, 30375), (2511, 28125), (3125, 22599), (3375, 20925), (3645, 19375), (3875, 18225), (4185, 16875), (5625, 12555), (6075, 11625), (6975, 10125), (7533, 9375)]