9907500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{1321}}^1$

素因数の和:1348

約数の個数: 60

約数和(自身を含む): 28909496

約数和(自身を除く): 19001996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 750, 1250, 1321, 1500, 1875, 2500, 2642, 3750, 3963, 5284, 6605, 7500, 7926, 13210, 15852, 19815, 26420, 33025, 39630, 66050, 79260, 99075, 132100, 165125, 198150, 330250, 396300, 495375, 660500, 825625, 990750, 1651250, 1981500, 2476875, 3302500, 4953750, 9907500]

約数ペア:

[(1, 9907500), (2, 4953750), (3, 3302500), (4, 2476875), (5, 1981500), (6, 1651250), (10, 990750), (12, 825625), (15, 660500), (20, 495375), (25, 396300), (30, 330250), (50, 198150), (60, 165125), (75, 132100), (100, 99075), (125, 79260), (150, 66050), (250, 39630), (300, 33025), (375, 26420), (500, 19815), (625, 15852), (750, 13210), (1250, 7926), (1321, 7500), (1500, 6605), (1875, 5284), (2500, 3963), (2642, 3750)]