80356875

素因数分解:

$3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{2521}}^1$

素因数の和:2561

約数の個数: 40

約数和(自身を含む): 141817104

約数和(自身を除く): 61460229

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 625, 1275, 1875, 2125, 2521, 6375, 7563, 10625, 12605, 31875, 37815, 42857, 63025, 128571, 189075, 214285, 315125, 642855, 945375, 1071425, 1575625, 3214275, 4726875, 5357125, 16071375, 26785625, 80356875]

約数ペア:

[(1, 80356875), (3, 26785625), (5, 16071375), (15, 5357125), (17, 4726875), (25, 3214275), (51, 1575625), (75, 1071425), (85, 945375), (125, 642855), (255, 315125), (375, 214285), (425, 189075), (625, 128571), (1275, 63025), (1875, 42857), (2125, 37815), (2521, 31875), (6375, 12605), (7563, 10625)]