25181090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 53187840

約数和(自身を除く): 28006750

約数列:

[1, 2, 5, 10, 11, 22, 23, 37, 46, 55, 74, 110, 115, 185, 230, 253, 269, 370, 407, 506, 538, 814, 851, 1265, 1345, 1702, 2035, 2530, 2690, 2959, 4070, 4255, 5918, 6187, 8510, 9361, 9953, 12374, 14795, 18722, 19906, 29590, 30935, 46805, 49765, 61870, 68057, 93610, 99530, 109483, 136114, 218966, 228919, 340285, 457838, 547415, 680570, 1094830, 1144595, 2289190, 2518109, 5036218, 12590545, 25181090]

約数ペア:

[(1, 25181090), (2, 12590545), (5, 5036218), (10, 2518109), (11, 2289190), (22, 1144595), (23, 1094830), (37, 680570), (46, 547415), (55, 457838), (74, 340285), (110, 228919), (115, 218966), (185, 136114), (230, 109483), (253, 99530), (269, 93610), (370, 68057), (407, 61870), (506, 49765), (538, 46805), (814, 30935), (851, 29590), (1265, 19906), (1345, 18722), (1702, 14795), (2035, 12374), (2530, 9953), (2690, 9361), (2959, 8510), (4070, 6187), (4255, 5918)]