258014575

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4931}}^1$

素因数の和:4984

約数の個数: 48

約数和(自身を含む): 410973696

約数和(自身を除く): 152959121

約数列:

[1, 5, 7, 13, 23, 25, 35, 65, 91, 115, 161, 175, 299, 325, 455, 575, 805, 1495, 2093, 2275, 4025, 4931, 7475, 10465, 24655, 34517, 52325, 64103, 113413, 123275, 172585, 320515, 448721, 567065, 793891, 862925, 1474369, 1602575, 2243605, 2835325, 3969455, 7371845, 10320583, 11218025, 19847275, 36859225, 51602915, 258014575]

約数ペア:

[(1, 258014575), (5, 51602915), (7, 36859225), (13, 19847275), (23, 11218025), (25, 10320583), (35, 7371845), (65, 3969455), (91, 2835325), (115, 2243605), (161, 1602575), (175, 1474369), (299, 862925), (325, 793891), (455, 567065), (575, 448721), (805, 320515), (1495, 172585), (2093, 123275), (2275, 113413), (4025, 64103), (4931, 52325), (7475, 34517), (10465, 24655)]