425528020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:577

約数の個数: 96

約数和(自身を含む): 990662400

約数和(自身を除く): 565134380

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 103, 116, 145, 170, 206, 290, 340, 412, 419, 493, 515, 580, 838, 986, 1030, 1676, 1751, 1972, 2060, 2095, 2465, 2987, 3502, 4190, 4930, 5974, 7004, 7123, 8380, 8755, 9860, 11948, 12151, 14246, 14935, 17510, 24302, 28492, 29870, 35020, 35615, 43157, 48604, 50779, 59740, 60755, 71230, 86314, 101558, 121510, 142460, 172628, 203116, 206567, 215785, 243020, 253895, 413134, 431570, 507790, 733669, 826268, 863140, 1015580, 1032835, 1251553, 1467338, 2065670, 2503106, 2934676, 3668345, 4131340, 5006212, 6257765, 7336690, 12515530, 14673380, 21276401, 25031060, 42552802, 85105604, 106382005, 212764010, 425528020]

約数ペア:

[(1, 425528020), (2, 212764010), (4, 106382005), (5, 85105604), (10, 42552802), (17, 25031060), (20, 21276401), (29, 14673380), (34, 12515530), (58, 7336690), (68, 6257765), (85, 5006212), (103, 4131340), (116, 3668345), (145, 2934676), (170, 2503106), (206, 2065670), (290, 1467338), (340, 1251553), (412, 1032835), (419, 1015580), (493, 863140), (515, 826268), (580, 733669), (838, 507790), (986, 431570), (1030, 413134), (1676, 253895), (1751, 243020), (1972, 215785), (2060, 206567), (2095, 203116), (2465, 172628), (2987, 142460), (3502, 121510), (4190, 101558), (4930, 86314), (5974, 71230), (7004, 60755), (7123, 59740), (8380, 50779), (8755, 48604), (9860, 43157), (11948, 35615), (12151, 35020), (14246, 29870), (14935, 28492), (17510, 24302)]