31395520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7547}}^1$

素因数の和:7577

約数の個数: 56

約数和(自身を含む): 80522064

約数和(自身を除く): 49126544

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, 7547, 15094, 30188, 37735, 60376, 75470, 98111, 120752, 150940, 196222, 241504, 301880, 392444, 483008, 490555, 603760, 784888, 981110, 1207520, 1569776, 1962220, 2415040, 3139552, 3924440, 6279104, 7848880, 15697760, 31395520]

約数ペア:

[(1, 31395520), (2, 15697760), (4, 7848880), (5, 6279104), (8, 3924440), (10, 3139552), (13, 2415040), (16, 1962220), (20, 1569776), (26, 1207520), (32, 981110), (40, 784888), (52, 603760), (64, 490555), (65, 483008), (80, 392444), (104, 301880), (130, 241504), (160, 196222), (208, 150940), (260, 120752), (320, 98111), (416, 75470), (520, 60376), (832, 37735), (1040, 30188), (2080, 15094), (4160, 7547)]