204965750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1021}}^1$

素因数の和:1122

約数の個数: 64

約数和(自身を含む): 424726848

約数和(自身を除く): 219761098

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 73, 110, 125, 146, 250, 275, 365, 550, 730, 803, 1021, 1375, 1606, 1825, 2042, 2750, 3650, 4015, 5105, 8030, 9125, 10210, 11231, 18250, 20075, 22462, 25525, 40150, 51050, 56155, 74533, 100375, 112310, 127625, 149066, 200750, 255250, 280775, 372665, 561550, 745330, 819863, 1403875, 1639726, 1863325, 2807750, 3726650, 4099315, 8198630, 9316625, 18633250, 20496575, 40993150, 102482875, 204965750]

約数ペア:

[(1, 204965750), (2, 102482875), (5, 40993150), (10, 20496575), (11, 18633250), (22, 9316625), (25, 8198630), (50, 4099315), (55, 3726650), (73, 2807750), (110, 1863325), (125, 1639726), (146, 1403875), (250, 819863), (275, 745330), (365, 561550), (550, 372665), (730, 280775), (803, 255250), (1021, 200750), (1375, 149066), (1606, 127625), (1825, 112310), (2042, 100375), (2750, 74533), (3650, 56155), (4015, 51050), (5105, 40150), (8030, 25525), (9125, 22462), (10210, 20075), (11231, 18250)]