202179375

素因数分解:

$3^3\times 5^4\times {\mathrm{11981}}^1$

素因数の和:12010

約数の個数: 40

約数和(自身を含む): 374317680

約数和(自身を除く): 172138305

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 625, 675, 1125, 1875, 3375, 5625, 11981, 16875, 35943, 59905, 107829, 179715, 299525, 323487, 539145, 898575, 1497625, 1617435, 2695725, 4492875, 7488125, 8087175, 13478625, 22464375, 40435875, 67393125, 202179375]

約数ペア:

[(1, 202179375), (3, 67393125), (5, 40435875), (9, 22464375), (15, 13478625), (25, 8087175), (27, 7488125), (45, 4492875), (75, 2695725), (125, 1617435), (135, 1497625), (225, 898575), (375, 539145), (625, 323487), (675, 299525), (1125, 179715), (1875, 107829), (3375, 59905), (5625, 35943), (11981, 16875)]