2099209725

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{6947}}^1$

素因数の和:7059

約数の個数: 72

約数和(自身を含む): 4032063360

約数和(自身を除く): 1932853635

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 79, 85, 153, 225, 237, 255, 395, 425, 711, 765, 1185, 1275, 1343, 1975, 3555, 3825, 4029, 5925, 6715, 6947, 12087, 17775, 20145, 20841, 33575, 34735, 60435, 62523, 100725, 104205, 118099, 173675, 302175, 312615, 354297, 521025, 548813, 590495, 1062891, 1563075, 1646439, 1771485, 2744065, 2952475, 4939317, 5314455, 8232195, 8857425, 9329821, 13720325, 24696585, 26572275, 27989463, 41160975, 46649105, 83968389, 123482925, 139947315, 233245525, 419841945, 699736575, 2099209725]

約数ペア:

[(1, 2099209725), (3, 699736575), (5, 419841945), (9, 233245525), (15, 139947315), (17, 123482925), (25, 83968389), (45, 46649105), (51, 41160975), (75, 27989463), (79, 26572275), (85, 24696585), (153, 13720325), (225, 9329821), (237, 8857425), (255, 8232195), (395, 5314455), (425, 4939317), (711, 2952475), (765, 2744065), (1185, 1771485), (1275, 1646439), (1343, 1563075), (1975, 1062891), (3555, 590495), (3825, 548813), (4029, 521025), (5925, 354297), (6715, 312615), (6947, 302175), (12087, 173675), (17775, 118099), (20145, 104205), (20841, 100725), (33575, 62523), (34735, 60435)]