201349275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2108

約数の個数: 48

約数和(自身を含む): 357120000

約数和(自身を除く): 155770725

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 79, 85, 237, 255, 395, 425, 1185, 1275, 1343, 1975, 1999, 4029, 5925, 5997, 6715, 9995, 20145, 29985, 33575, 33983, 49975, 100725, 101949, 149925, 157921, 169915, 473763, 509745, 789605, 849575, 2368815, 2548725, 2684657, 3948025, 8053971, 11844075, 13423285, 40269855, 67116425, 201349275]

約数ペア:

[(1, 201349275), (3, 67116425), (5, 40269855), (15, 13423285), (17, 11844075), (25, 8053971), (51, 3948025), (75, 2684657), (79, 2548725), (85, 2368815), (237, 849575), (255, 789605), (395, 509745), (425, 473763), (1185, 169915), (1275, 157921), (1343, 149925), (1975, 101949), (1999, 100725), (4029, 49975), (5925, 33983), (5997, 33575), (6715, 29985), (9995, 20145)]