1301804780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{25219}}^1$

素因数の和:25346

約数の個数: 48

約数和(自身を含む): 2859948000

約数和(自身を除く): 1558143220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 145, 178, 290, 356, 445, 580, 890, 1780, 2581, 5162, 10324, 12905, 25219, 25810, 50438, 51620, 100876, 126095, 252190, 504380, 731351, 1462702, 2244491, 2925404, 3656755, 4488982, 7313510, 8977964, 11222455, 14627020, 22444910, 44889820, 65090239, 130180478, 260360956, 325451195, 650902390, 1301804780]

約数ペア:

[(1, 1301804780), (2, 650902390), (4, 325451195), (5, 260360956), (10, 130180478), (20, 65090239), (29, 44889820), (58, 22444910), (89, 14627020), (116, 11222455), (145, 8977964), (178, 7313510), (290, 4488982), (356, 3656755), (445, 2925404), (580, 2244491), (890, 1462702), (1780, 731351), (2581, 504380), (5162, 252190), (10324, 126095), (12905, 100876), (25219, 51620), (25810, 50438)]