9902750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 21857472

約数和(自身を除く): 11954722

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 125, 130, 143, 250, 275, 277, 286, 325, 550, 554, 650, 715, 1375, 1385, 1430, 1625, 2750, 2770, 3047, 3250, 3575, 3601, 6094, 6925, 7150, 7202, 13850, 15235, 17875, 18005, 30470, 34625, 35750, 36010, 39611, 69250, 76175, 79222, 90025, 152350, 180050, 198055, 380875, 396110, 450125, 761750, 900250, 990275, 1980550, 4951375, 9902750]

約数ペア:

[(1, 9902750), (2, 4951375), (5, 1980550), (10, 990275), (11, 900250), (13, 761750), (22, 450125), (25, 396110), (26, 380875), (50, 198055), (55, 180050), (65, 152350), (110, 90025), (125, 79222), (130, 76175), (143, 69250), (250, 39611), (275, 36010), (277, 35750), (286, 34625), (325, 30470), (550, 18005), (554, 17875), (650, 15235), (715, 13850), (1375, 7202), (1385, 7150), (1430, 6925), (1625, 6094), (2750, 3601), (2770, 3575), (3047, 3250)]