25448260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 55351296

約数和(自身を除く): 29903036

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 127, 172, 215, 233, 254, 430, 466, 508, 635, 860, 932, 1165, 1270, 2330, 2540, 4660, 5461, 10019, 10922, 20038, 21844, 27305, 29591, 40076, 50095, 54610, 59182, 100190, 109220, 118364, 147955, 200380, 295910, 591820, 1272413, 2544826, 5089652, 6362065, 12724130, 25448260]

約数ペア:

[(1, 25448260), (2, 12724130), (4, 6362065), (5, 5089652), (10, 2544826), (20, 1272413), (43, 591820), (86, 295910), (127, 200380), (172, 147955), (215, 118364), (233, 109220), (254, 100190), (430, 59182), (466, 54610), (508, 50095), (635, 40076), (860, 29591), (932, 27305), (1165, 21844), (1270, 20038), (2330, 10922), (2540, 10019), (4660, 5461)]