51463100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1277}}^1$

素因数の和:1335

約数の個数: 72

約数和(自身を含む): 124242048

約数和(自身を除く): 72778948

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1277, 1300, 1550, 1612, 2015, 2554, 3100, 4030, 5108, 6385, 8060, 10075, 12770, 16601, 20150, 25540, 31925, 33202, 39587, 40300, 63850, 66404, 79174, 83005, 127700, 158348, 166010, 197935, 332020, 395870, 415025, 514631, 791740, 830050, 989675, 1029262, 1660100, 1979350, 2058524, 2573155, 3958700, 5146310, 10292620, 12865775, 25731550, 51463100]

約数ペア:

[(1, 51463100), (2, 25731550), (4, 12865775), (5, 10292620), (10, 5146310), (13, 3958700), (20, 2573155), (25, 2058524), (26, 1979350), (31, 1660100), (50, 1029262), (52, 989675), (62, 830050), (65, 791740), (100, 514631), (124, 415025), (130, 395870), (155, 332020), (260, 197935), (310, 166010), (325, 158348), (403, 127700), (620, 83005), (650, 79174), (775, 66404), (806, 63850), (1277, 40300), (1300, 39587), (1550, 33202), (1612, 31925), (2015, 25540), (2554, 20150), (3100, 16601), (4030, 12770), (5108, 10075), (6385, 8060)]