804100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:85

約数の個数: 72

約数和(自身を含む): 2062368

約数和(自身を除く): 1258268

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 43, 44, 50, 55, 68, 85, 86, 100, 110, 170, 172, 187, 215, 220, 275, 340, 374, 425, 430, 473, 550, 731, 748, 850, 860, 935, 946, 1075, 1100, 1462, 1700, 1870, 1892, 2150, 2365, 2924, 3655, 3740, 4300, 4675, 4730, 7310, 8041, 9350, 9460, 11825, 14620, 16082, 18275, 18700, 23650, 32164, 36550, 40205, 47300, 73100, 80410, 160820, 201025, 402050, 804100]

約数ペア:

[(1, 804100), (2, 402050), (4, 201025), (5, 160820), (10, 80410), (11, 73100), (17, 47300), (20, 40205), (22, 36550), (25, 32164), (34, 23650), (43, 18700), (44, 18275), (50, 16082), (55, 14620), (68, 11825), (85, 9460), (86, 9350), (100, 8041), (110, 7310), (170, 4730), (172, 4675), (187, 4300), (215, 3740), (220, 3655), (275, 2924), (340, 2365), (374, 2150), (425, 1892), (430, 1870), (473, 1700), (550, 1462), (731, 1100), (748, 1075), (850, 946), (860, 935)]