28361250

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{2521}}^1$

素因数の和:2549

約数の個数: 60

約数和(自身を含む): 76817598

約数和(自身を除く): 48456348

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 625, 750, 1125, 1250, 1875, 2250, 2521, 3750, 5042, 5625, 7563, 11250, 12605, 15126, 22689, 25210, 37815, 45378, 63025, 75630, 113445, 126050, 189075, 226890, 315125, 378150, 567225, 630250, 945375, 1134450, 1575625, 1890750, 2836125, 3151250, 4726875, 5672250, 9453750, 14180625, 28361250]

約数ペア:

[(1, 28361250), (2, 14180625), (3, 9453750), (5, 5672250), (6, 4726875), (9, 3151250), (10, 2836125), (15, 1890750), (18, 1575625), (25, 1134450), (30, 945375), (45, 630250), (50, 567225), (75, 378150), (90, 315125), (125, 226890), (150, 189075), (225, 126050), (250, 113445), (375, 75630), (450, 63025), (625, 45378), (750, 37815), (1125, 25210), (1250, 22689), (1875, 15126), (2250, 12605), (2521, 11250), (3750, 7563), (5042, 5625)]