72180955

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3989}}^1$

素因数の和:4059

約数の個数: 32

約数和(自身を含む): 110315520

約数和(自身を除く): 38134565

約数列:

[1, 5, 7, 11, 35, 47, 55, 77, 235, 329, 385, 517, 1645, 2585, 3619, 3989, 18095, 19945, 27923, 43879, 139615, 187483, 219395, 307153, 937415, 1312381, 1535765, 2062313, 6561905, 10311565, 14436191, 72180955]

約数ペア:

[(1, 72180955), (5, 14436191), (7, 10311565), (11, 6561905), (35, 2062313), (47, 1535765), (55, 1312381), (77, 937415), (235, 307153), (329, 219395), (385, 187483), (517, 139615), (1645, 43879), (2585, 27923), (3619, 19945), (3989, 18095)]