53220050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1997}}^1$

素因数の和:2063

約数の個数: 48

約数和(自身を含む): 109258632

約数和(自身を除く): 56038582

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 130, 205, 325, 410, 533, 650, 1025, 1066, 1997, 2050, 2665, 3994, 5330, 9985, 13325, 19970, 25961, 26650, 49925, 51922, 81877, 99850, 129805, 163754, 259610, 409385, 649025, 818770, 1064401, 1298050, 2046925, 2128802, 4093850, 5322005, 10644010, 26610025, 53220050]

約数ペア:

[(1, 53220050), (2, 26610025), (5, 10644010), (10, 5322005), (13, 4093850), (25, 2128802), (26, 2046925), (41, 1298050), (50, 1064401), (65, 818770), (82, 649025), (130, 409385), (205, 259610), (325, 163754), (410, 129805), (533, 99850), (650, 81877), (1025, 51922), (1066, 49925), (1997, 26650), (2050, 25961), (2665, 19970), (3994, 13325), (5330, 9985)]