80821214960

素因数分解:

$2^4\times 5^1\times {\mathrm{3083}}^1\times {\mathrm{327689}}^1$

素因数の和:330785

約数の個数: 40

約数和(自身を含む): 187970848560

約数和(自身を除く): 107149633600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3083, 6166, 12332, 15415, 24664, 30830, 49328, 61660, 123320, 246640, 327689, 655378, 1310756, 1638445, 2621512, 3276890, 5243024, 6553780, 13107560, 26215120, 1010265187, 2020530374, 4041060748, 5051325935, 8082121496, 10102651870, 16164242992, 20205303740, 40410607480, 80821214960]

約数ペア:

[(1, 80821214960), (2, 40410607480), (4, 20205303740), (5, 16164242992), (8, 10102651870), (10, 8082121496), (16, 5051325935), (20, 4041060748), (40, 2020530374), (80, 1010265187), (3083, 26215120), (6166, 13107560), (12332, 6553780), (15415, 5243024), (24664, 3276890), (30830, 2621512), (49328, 1638445), (61660, 1310756), (123320, 655378), (246640, 327689)]