72604960

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26693}}^1$

素因数の和:26725

約数の個数: 48

約数和(自身を含む): 181625976

約数和(自身を除く): 109021016

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 26693, 53386, 106772, 133465, 213544, 266930, 427088, 453781, 533860, 854176, 907562, 1067720, 1815124, 2135440, 2268905, 3630248, 4270880, 4537810, 7260496, 9075620, 14520992, 18151240, 36302480, 72604960]

約数ペア:

[(1, 72604960), (2, 36302480), (4, 18151240), (5, 14520992), (8, 9075620), (10, 7260496), (16, 4537810), (17, 4270880), (20, 3630248), (32, 2268905), (34, 2135440), (40, 1815124), (68, 1067720), (80, 907562), (85, 854176), (136, 533860), (160, 453781), (170, 427088), (272, 266930), (340, 213544), (544, 133465), (680, 106772), (1360, 53386), (2720, 26693)]