144888575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 203486976

約数和(自身を除く): 58598401

約数列:

[1, 5, 13, 25, 31, 65, 73, 155, 197, 325, 365, 403, 775, 949, 985, 1825, 2015, 2263, 2561, 4745, 4925, 6107, 10075, 11315, 12805, 14381, 23725, 29419, 30535, 56575, 64025, 71905, 79391, 147095, 152675, 186953, 359525, 396955, 445811, 735475, 934765, 1984775, 2229055, 4673825, 5795543, 11145275, 28977715, 144888575]

約数ペア:

[(1, 144888575), (5, 28977715), (13, 11145275), (25, 5795543), (31, 4673825), (65, 2229055), (73, 1984775), (155, 934765), (197, 735475), (325, 445811), (365, 396955), (403, 359525), (775, 186953), (949, 152675), (985, 147095), (1825, 79391), (2015, 71905), (2263, 64025), (2561, 56575), (4745, 30535), (4925, 29419), (6107, 23725), (10075, 14381), (11315, 12805)]