31445440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7559}}^1$

素因数の和:7589

約数の個数: 56

約数和(自身を含む): 80650080

約数和(自身を除く): 49204640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 7559, 15118, 30236, 37795, 60472, 75590, 98267, 120944, 151180, 196534, 241888, 302360, 393068, 483776, 491335, 604720, 786136, 982670, 1209440, 1572272, 1965340, 2418880, 3144544, 3930680, 6289088, 7861360, 15722720, 31445440]

約数ペア:

[(1, 31445440), (2, 15722720), (4, 7861360), (5, 6289088), (8, 3930680), (10, 3144544), (13, 2418880), (16, 1965340), (20, 1572272), (26, 1209440), (32, 982670), (40, 786136), (52, 604720), (64, 491335), (65, 483776), (80, 393068), (104, 302360), (130, 241888), (160, 196534), (208, 151180), (260, 120944), (320, 98267), (416, 75590), (520, 60472), (832, 37795), (1040, 30236), (2080, 15118), (4160, 7559)]