451265870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{2503}}^1$

素因数の和:2681

約数の個数: 48

約数和(自身を含む): 899186400

約数和(自身を除く): 447920530

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 149, 242, 298, 605, 745, 1210, 1490, 1639, 2503, 3278, 5006, 8195, 12515, 16390, 18029, 25030, 27533, 36058, 55066, 90145, 137665, 180290, 275330, 302863, 372947, 605726, 745894, 1514315, 1864735, 3028630, 3729470, 4102417, 8204834, 20512085, 41024170, 45126587, 90253174, 225632935, 451265870]

約数ペア:

[(1, 451265870), (2, 225632935), (5, 90253174), (10, 45126587), (11, 41024170), (22, 20512085), (55, 8204834), (110, 4102417), (121, 3729470), (149, 3028630), (242, 1864735), (298, 1514315), (605, 745894), (745, 605726), (1210, 372947), (1490, 302863), (1639, 275330), (2503, 180290), (3278, 137665), (5006, 90145), (8195, 55066), (12515, 36058), (16390, 27533), (18029, 25030)]