205392825

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2677}}^1$

素因数の和:2735

約数の個数: 72

約数和(自身を含む): 414425856

約数和(自身を除く): 209033031

約数列:

[1, 3, 5, 9, 11, 15, 25, 31, 33, 45, 55, 75, 93, 99, 155, 165, 225, 275, 279, 341, 465, 495, 775, 825, 1023, 1395, 1705, 2325, 2475, 2677, 3069, 5115, 6975, 8031, 8525, 13385, 15345, 24093, 25575, 29447, 40155, 66925, 76725, 82987, 88341, 120465, 147235, 200775, 248961, 265023, 414935, 441705, 602325, 736175, 746883, 912857, 1244805, 1325115, 2074675, 2208525, 2738571, 3734415, 4564285, 6224025, 6625575, 8215713, 13692855, 18672075, 22821425, 41078565, 68464275, 205392825]

約数ペア:

[(1, 205392825), (3, 68464275), (5, 41078565), (9, 22821425), (11, 18672075), (15, 13692855), (25, 8215713), (31, 6625575), (33, 6224025), (45, 4564285), (55, 3734415), (75, 2738571), (93, 2208525), (99, 2074675), (155, 1325115), (165, 1244805), (225, 912857), (275, 746883), (279, 736175), (341, 602325), (465, 441705), (495, 414935), (775, 265023), (825, 248961), (1023, 200775), (1395, 147235), (1705, 120465), (2325, 88341), (2475, 82987), (2677, 76725), (3069, 66925), (5115, 40155), (6975, 29447), (8031, 25575), (8525, 24093), (13385, 15345)]