650804080

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{9049}}^1$

素因数の和:9122

約数の個数: 80

約数和(自身を含む): 1615968000

約数和(自身を除く): 965163920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 899, 1160, 1240, 1798, 2320, 2480, 3596, 4495, 7192, 8990, 9049, 14384, 17980, 18098, 35960, 36196, 45245, 71920, 72392, 90490, 144784, 180980, 262421, 280519, 361960, 524842, 561038, 723920, 1049684, 1122076, 1312105, 1402595, 2099368, 2244152, 2624210, 2805190, 4198736, 4488304, 5248420, 5610380, 8135051, 10496840, 11220760, 16270102, 20993680, 22441520, 32540204, 40675255, 65080408, 81350510, 130160816, 162701020, 325402040, 650804080]

約数ペア:

[(1, 650804080), (2, 325402040), (4, 162701020), (5, 130160816), (8, 81350510), (10, 65080408), (16, 40675255), (20, 32540204), (29, 22441520), (31, 20993680), (40, 16270102), (58, 11220760), (62, 10496840), (80, 8135051), (116, 5610380), (124, 5248420), (145, 4488304), (155, 4198736), (232, 2805190), (248, 2624210), (290, 2244152), (310, 2099368), (464, 1402595), (496, 1312105), (580, 1122076), (620, 1049684), (899, 723920), (1160, 561038), (1240, 524842), (1798, 361960), (2320, 280519), (2480, 262421), (3596, 180980), (4495, 144784), (7192, 90490), (8990, 72392), (9049, 71920), (14384, 45245), (17980, 36196), (18098, 35960)]