131775520

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6287}}^1$

素因数の和:6433

約数の個数: 48

約数和(自身を含む): 313746048

約数和(自身を除く): 181970528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 4192, 5240, 6287, 10480, 12574, 20960, 25148, 31435, 50296, 62870, 100592, 125740, 201184, 251480, 502960, 823597, 1005920, 1647194, 3294388, 4117985, 6588776, 8235970, 13177552, 16471940, 26355104, 32943880, 65887760, 131775520]

約数ペア:

[(1, 131775520), (2, 65887760), (4, 32943880), (5, 26355104), (8, 16471940), (10, 13177552), (16, 8235970), (20, 6588776), (32, 4117985), (40, 3294388), (80, 1647194), (131, 1005920), (160, 823597), (262, 502960), (524, 251480), (655, 201184), (1048, 125740), (1310, 100592), (2096, 62870), (2620, 50296), (4192, 31435), (5240, 25148), (6287, 20960), (10480, 12574)]