25254020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{601}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 58254336

約数和(自身を除く): 33000316

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 191, 220, 382, 601, 764, 955, 1202, 1910, 2101, 2404, 3005, 3820, 4202, 6010, 6611, 8404, 10505, 12020, 13222, 21010, 26444, 33055, 42020, 66110, 114791, 132220, 229582, 459164, 573955, 1147910, 1262701, 2295820, 2525402, 5050804, 6313505, 12627010, 25254020]

約数ペア:

[(1, 25254020), (2, 12627010), (4, 6313505), (5, 5050804), (10, 2525402), (11, 2295820), (20, 1262701), (22, 1147910), (44, 573955), (55, 459164), (110, 229582), (191, 132220), (220, 114791), (382, 66110), (601, 42020), (764, 33055), (955, 26444), (1202, 21010), (1910, 13222), (2101, 12020), (2404, 10505), (3005, 8404), (3820, 6611), (4202, 6010)]