51717575

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 79994880

約数和(自身を除く): 28277305

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 127, 175, 179, 325, 455, 635, 889, 895, 1253, 1651, 2275, 2327, 3175, 4445, 4475, 6265, 8255, 11557, 11635, 16289, 22225, 22733, 31325, 41275, 57785, 58175, 81445, 113665, 159131, 288925, 295529, 407225, 568325, 795655, 1477645, 2068703, 3978275, 7388225, 10343515, 51717575]

約数ペア:

[(1, 51717575), (5, 10343515), (7, 7388225), (13, 3978275), (25, 2068703), (35, 1477645), (65, 795655), (91, 568325), (127, 407225), (175, 295529), (179, 288925), (325, 159131), (455, 113665), (635, 81445), (889, 58175), (895, 57785), (1253, 41275), (1651, 31325), (2275, 22733), (2327, 22225), (3175, 16289), (4445, 11635), (4475, 11557), (6265, 8255)]