75703125

素因数分解:

$3^1\times 5^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:74

約数の個数: 64

約数和(自身を含む): 140624640

約数和(自身を除く): 64921515

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 125, 255, 285, 323, 375, 425, 475, 625, 969, 1275, 1425, 1615, 1875, 2125, 2375, 3125, 4845, 6375, 7125, 8075, 9375, 10625, 11875, 15625, 24225, 31875, 35625, 40375, 46875, 53125, 59375, 78125, 121125, 159375, 178125, 201875, 234375, 265625, 296875, 605625, 796875, 890625, 1009375, 1328125, 1484375, 3028125, 3984375, 4453125, 5046875, 15140625, 25234375, 75703125]

約数ペア:

[(1, 75703125), (3, 25234375), (5, 15140625), (15, 5046875), (17, 4453125), (19, 3984375), (25, 3028125), (51, 1484375), (57, 1328125), (75, 1009375), (85, 890625), (95, 796875), (125, 605625), (255, 296875), (285, 265625), (323, 234375), (375, 201875), (425, 178125), (475, 159375), (625, 121125), (969, 78125), (1275, 59375), (1425, 53125), (1615, 46875), (1875, 40375), (2125, 35625), (2375, 31875), (3125, 24225), (4845, 15625), (6375, 11875), (7125, 10625), (8075, 9375)]