25709830

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 47361600

約数和(自身を除く): 21651770

約数列:

[1, 2, 5, 10, 103, 109, 206, 218, 229, 458, 515, 545, 1030, 1090, 1145, 2290, 11227, 22454, 23587, 24961, 47174, 49922, 56135, 112270, 117935, 124805, 235870, 249610, 2570983, 5141966, 12854915, 25709830]

約数ペア:

[(1, 25709830), (2, 12854915), (5, 5141966), (10, 2570983), (103, 249610), (109, 235870), (206, 124805), (218, 117935), (229, 112270), (458, 56135), (515, 49922), (545, 47174), (1030, 24961), (1090, 23587), (1145, 22454), (2290, 11227)]