78080975

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1021}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 121658880

約数和(自身を除く): 43577905

約数列:

[1, 5, 7, 19, 23, 25, 35, 95, 115, 133, 161, 175, 437, 475, 575, 665, 805, 1021, 2185, 3059, 3325, 4025, 5105, 7147, 10925, 15295, 19399, 23483, 25525, 35735, 76475, 96995, 117415, 135793, 164381, 178675, 446177, 484975, 587075, 678965, 821905, 2230885, 3123239, 3394825, 4109525, 11154425, 15616195, 78080975]

約数ペア:

[(1, 78080975), (5, 15616195), (7, 11154425), (19, 4109525), (23, 3394825), (25, 3123239), (35, 2230885), (95, 821905), (115, 678965), (133, 587075), (161, 484975), (175, 446177), (437, 178675), (475, 164381), (575, 135793), (665, 117415), (805, 96995), (1021, 76475), (2185, 35735), (3059, 25525), (3325, 23483), (4025, 19399), (5105, 15295), (7147, 10925)]