17806300

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 40903632

約数和(自身を除く): 23097332

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 43, 50, 82, 86, 100, 101, 164, 172, 202, 205, 215, 404, 410, 430, 505, 820, 860, 1010, 1025, 1075, 1763, 2020, 2050, 2150, 2525, 3526, 4100, 4141, 4300, 4343, 5050, 7052, 8282, 8686, 8815, 10100, 16564, 17372, 17630, 20705, 21715, 35260, 41410, 43430, 44075, 82820, 86860, 88150, 103525, 108575, 176300, 178063, 207050, 217150, 356126, 414100, 434300, 712252, 890315, 1780630, 3561260, 4451575, 8903150, 17806300]

約数ペア:

[(1, 17806300), (2, 8903150), (4, 4451575), (5, 3561260), (10, 1780630), (20, 890315), (25, 712252), (41, 434300), (43, 414100), (50, 356126), (82, 217150), (86, 207050), (100, 178063), (101, 176300), (164, 108575), (172, 103525), (202, 88150), (205, 86860), (215, 82820), (404, 44075), (410, 43430), (430, 41410), (505, 35260), (820, 21715), (860, 20705), (1010, 17630), (1025, 17372), (1075, 16564), (1763, 10100), (2020, 8815), (2050, 8686), (2150, 8282), (2525, 7052), (3526, 5050), (4100, 4343), (4141, 4300)]