25505440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9377}}^1$

素因数の和:9409

約数の個数: 48

約数和(自身を含む): 63807912

約数和(自身を除く): 38302472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 9377, 18754, 37508, 46885, 75016, 93770, 150032, 159409, 187540, 300064, 318818, 375080, 637636, 750160, 797045, 1275272, 1500320, 1594090, 2550544, 3188180, 5101088, 6376360, 12752720, 25505440]

約数ペア:

[(1, 25505440), (2, 12752720), (4, 6376360), (5, 5101088), (8, 3188180), (10, 2550544), (16, 1594090), (17, 1500320), (20, 1275272), (32, 797045), (34, 750160), (40, 637636), (68, 375080), (80, 318818), (85, 300064), (136, 187540), (160, 159409), (170, 150032), (272, 93770), (340, 75016), (544, 46885), (680, 37508), (1360, 18754), (2720, 9377)]