25288290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{9689}}^1$

素因数の和:9731

約数の個数: 48

約数和(自身を含む): 68023800

約数和(自身を除く): 42735510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 9689, 19378, 29067, 48445, 58134, 87201, 96890, 145335, 174402, 280981, 290670, 436005, 561962, 842943, 872010, 1404905, 1685886, 2528829, 2809810, 4214715, 5057658, 8429430, 12644145, 25288290]

約数ペア:

[(1, 25288290), (2, 12644145), (3, 8429430), (5, 5057658), (6, 4214715), (9, 2809810), (10, 2528829), (15, 1685886), (18, 1404905), (29, 872010), (30, 842943), (45, 561962), (58, 436005), (87, 290670), (90, 280981), (145, 174402), (174, 145335), (261, 96890), (290, 87201), (435, 58134), (522, 48445), (870, 29067), (1305, 19378), (2610, 9689)]