7919440900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{185467}}^1$

素因数の和:185549

約数の個数: 72

約数和(自身を含む): 19962291776

約数和(自身を除く): 12042850876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 61, 70, 100, 122, 140, 175, 244, 305, 350, 427, 610, 700, 854, 1220, 1525, 1708, 2135, 3050, 4270, 6100, 8540, 10675, 21350, 42700, 185467, 370934, 741868, 927335, 1298269, 1854670, 2596538, 3709340, 4636675, 5193076, 6491345, 9273350, 11313487, 12982690, 18546700, 22626974, 25965380, 32456725, 45253948, 56567435, 64913450, 79194409, 113134870, 129826900, 158388818, 226269740, 282837175, 316777636, 395972045, 565674350, 791944090, 1131348700, 1583888180, 1979860225, 3959720450, 7919440900]

約数ペア:

[(1, 7919440900), (2, 3959720450), (4, 1979860225), (5, 1583888180), (7, 1131348700), (10, 791944090), (14, 565674350), (20, 395972045), (25, 316777636), (28, 282837175), (35, 226269740), (50, 158388818), (61, 129826900), (70, 113134870), (100, 79194409), (122, 64913450), (140, 56567435), (175, 45253948), (244, 32456725), (305, 25965380), (350, 22626974), (427, 18546700), (610, 12982690), (700, 11313487), (854, 9273350), (1220, 6491345), (1525, 5193076), (1708, 4636675), (2135, 3709340), (3050, 2596538), (4270, 1854670), (6100, 1298269), (8540, 927335), (10675, 741868), (21350, 370934), (42700, 185467)]