9999200

素因数分解:

$2^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:480

約数の個数: 72

約数和(自身を含む): 25310880

約数和(自身を除く): 15311680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 80, 100, 116, 145, 160, 200, 232, 290, 400, 431, 464, 580, 725, 800, 862, 928, 1160, 1450, 1724, 2155, 2320, 2900, 3448, 4310, 4640, 5800, 6896, 8620, 10775, 11600, 12499, 13792, 17240, 21550, 23200, 24998, 34480, 43100, 49996, 62495, 68960, 86200, 99992, 124990, 172400, 199984, 249980, 312475, 344800, 399968, 499960, 624950, 999920, 1249900, 1999840, 2499800, 4999600, 9999200]

約数ペア:

[(1, 9999200), (2, 4999600), (4, 2499800), (5, 1999840), (8, 1249900), (10, 999920), (16, 624950), (20, 499960), (25, 399968), (29, 344800), (32, 312475), (40, 249980), (50, 199984), (58, 172400), (80, 124990), (100, 99992), (116, 86200), (145, 68960), (160, 62495), (200, 49996), (232, 43100), (290, 34480), (400, 24998), (431, 23200), (464, 21550), (580, 17240), (725, 13792), (800, 12499), (862, 11600), (928, 10775), (1160, 8620), (1450, 6896), (1724, 5800), (2155, 4640), (2320, 4310), (2900, 3448)]