51144160

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18803}}^1$

素因数の和:18835

約数の個数: 48

約数和(自身を含む): 127942416

約数和(自身を除く): 76798256

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, 18803, 37606, 75212, 94015, 150424, 188030, 300848, 319651, 376060, 601696, 639302, 752120, 1278604, 1504240, 1598255, 2557208, 3008480, 3196510, 5114416, 6393020, 10228832, 12786040, 25572080, 51144160]

約数ペア:

[(1, 51144160), (2, 25572080), (4, 12786040), (5, 10228832), (8, 6393020), (10, 5114416), (16, 3196510), (17, 3008480), (20, 2557208), (32, 1598255), (34, 1504240), (40, 1278604), (68, 752120), (80, 639302), (85, 601696), (136, 376060), (160, 319651), (170, 300848), (272, 188030), (340, 150424), (544, 94015), (680, 75212), (1360, 37606), (2720, 18803)]