21921090625

素因数分解:

$5^5\times 7^1\times {\mathrm{97}}^1\times {\mathrm{10331}}^1$

素因数の和:10460

約数の個数: 48

約数和(自身を含む): 31639724928

約数和(自身を除く): 9718634303

約数列:

[1, 5, 7, 25, 35, 97, 125, 175, 485, 625, 679, 875, 2425, 3125, 3395, 4375, 10331, 12125, 16975, 21875, 51655, 60625, 72317, 84875, 258275, 303125, 361585, 424375, 1002107, 1291375, 1807925, 2121875, 5010535, 6456875, 7014749, 9039625, 25052675, 32284375, 35073745, 45198125, 125263375, 175368725, 225990625, 626316875, 876843625, 3131584375, 4384218125, 21921090625]

約数ペア:

[(1, 21921090625), (5, 4384218125), (7, 3131584375), (25, 876843625), (35, 626316875), (97, 225990625), (125, 175368725), (175, 125263375), (485, 45198125), (625, 35073745), (679, 32284375), (875, 25052675), (2425, 9039625), (3125, 7014749), (3395, 6456875), (4375, 5010535), (10331, 2121875), (12125, 1807925), (16975, 1291375), (21875, 1002107), (51655, 424375), (60625, 361585), (72317, 303125), (84875, 258275)]