26551875

素因数分解:

$3^1\times 5^4\times 7^2\times {\mathrm{17}}^2$

素因数の和:71

約数の個数: 90

約数和(自身を含む): 54666876

約数和(自身を除く): 28115001

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 49, 51, 75, 85, 105, 119, 125, 147, 175, 245, 255, 289, 357, 375, 425, 525, 595, 625, 735, 833, 867, 875, 1225, 1275, 1445, 1785, 1875, 2023, 2125, 2499, 2625, 2975, 3675, 4165, 4335, 4375, 6069, 6125, 6375, 7225, 8925, 10115, 10625, 12495, 13125, 14161, 14875, 18375, 20825, 21675, 30345, 30625, 31875, 36125, 42483, 44625, 50575, 62475, 70805, 74375, 91875, 104125, 108375, 151725, 180625, 212415, 223125, 252875, 312375, 354025, 520625, 541875, 758625, 1062075, 1264375, 1561875, 1770125, 3793125, 5310375, 8850625, 26551875]

約数ペア:

[(1, 26551875), (3, 8850625), (5, 5310375), (7, 3793125), (15, 1770125), (17, 1561875), (21, 1264375), (25, 1062075), (35, 758625), (49, 541875), (51, 520625), (75, 354025), (85, 312375), (105, 252875), (119, 223125), (125, 212415), (147, 180625), (175, 151725), (245, 108375), (255, 104125), (289, 91875), (357, 74375), (375, 70805), (425, 62475), (525, 50575), (595, 44625), (625, 42483), (735, 36125), (833, 31875), (867, 30625), (875, 30345), (1225, 21675), (1275, 20825), (1445, 18375), (1785, 14875), (1875, 14161), (2023, 13125), (2125, 12495), (2499, 10625), (2625, 10115), (2975, 8925), (3675, 7225), (4165, 6375), (4335, 6125), (4375, 6069)]