51421175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 74807712

約数和(自身を除く): 23386537

約数列:

[1, 5, 13, 17, 25, 41, 65, 85, 205, 221, 227, 325, 425, 533, 697, 1025, 1105, 1135, 2665, 2951, 3485, 3859, 5525, 5675, 9061, 9307, 13325, 14755, 17425, 19295, 45305, 46535, 50167, 73775, 96475, 120991, 158219, 226525, 232675, 250835, 604955, 791095, 1254175, 2056847, 3024775, 3955475, 10284235, 51421175]

約数ペア:

[(1, 51421175), (5, 10284235), (13, 3955475), (17, 3024775), (25, 2056847), (41, 1254175), (65, 791095), (85, 604955), (205, 250835), (221, 232675), (227, 226525), (325, 158219), (425, 120991), (533, 96475), (697, 73775), (1025, 50167), (1105, 46535), (1135, 45305), (2665, 19295), (2951, 17425), (3485, 14755), (3859, 13325), (5525, 9307), (5675, 9061)]