30451875

素因数分解:

$3^1\times 5^4\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:281

約数の個数: 40

約数和(自身を含む): 51546000

約数和(自身を除く): 21094125

約数列:

[1, 3, 5, 15, 25, 75, 109, 125, 149, 327, 375, 447, 545, 625, 745, 1635, 1875, 2235, 2725, 3725, 8175, 11175, 13625, 16241, 18625, 40875, 48723, 55875, 68125, 81205, 93125, 204375, 243615, 279375, 406025, 1218075, 2030125, 6090375, 10150625, 30451875]

約数ペア:

[(1, 30451875), (3, 10150625), (5, 6090375), (15, 2030125), (25, 1218075), (75, 406025), (109, 279375), (125, 243615), (149, 204375), (327, 93125), (375, 81205), (447, 68125), (545, 55875), (625, 48723), (745, 40875), (1635, 18625), (1875, 16241), (2235, 13625), (2725, 11175), (3725, 8175)]