205613650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{1321}}^1$

素因数の和:1627

約数の個数: 48

約数和(自身を含む): 418999968

約数和(自身を除く): 213386318

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 283, 550, 566, 1321, 1415, 2642, 2830, 3113, 6226, 6605, 7075, 13210, 14150, 14531, 15565, 29062, 31130, 33025, 66050, 72655, 77825, 145310, 155650, 363275, 373843, 726550, 747686, 1869215, 3738430, 4112273, 8224546, 9346075, 18692150, 20561365, 41122730, 102806825, 205613650]

約数ペア:

[(1, 205613650), (2, 102806825), (5, 41122730), (10, 20561365), (11, 18692150), (22, 9346075), (25, 8224546), (50, 4112273), (55, 3738430), (110, 1869215), (275, 747686), (283, 726550), (550, 373843), (566, 363275), (1321, 155650), (1415, 145310), (2642, 77825), (2830, 72655), (3113, 66050), (6226, 33025), (6605, 31130), (7075, 29062), (13210, 15565), (14150, 14531)]