26499686540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1621}}^1\times {\mathrm{19009}}^1$

素因数の和:20682

約数の個数: 48

約数和(自身を含む): 56981638560

約数和(自身を除く): 30481952020

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1621, 3242, 6484, 8105, 16210, 19009, 32420, 38018, 69703, 76036, 95045, 139406, 190090, 278812, 348515, 380180, 697030, 817387, 1394060, 1634774, 3269548, 4086935, 8173870, 16347740, 30813589, 61627178, 123254356, 154067945, 308135890, 616271780, 1324984327, 2649968654, 5299937308, 6624921635, 13249843270, 26499686540]

約数ペア:

[(1, 26499686540), (2, 13249843270), (4, 6624921635), (5, 5299937308), (10, 2649968654), (20, 1324984327), (43, 616271780), (86, 308135890), (172, 154067945), (215, 123254356), (430, 61627178), (860, 30813589), (1621, 16347740), (3242, 8173870), (6484, 4086935), (8105, 3269548), (16210, 1634774), (19009, 1394060), (32420, 817387), (38018, 697030), (69703, 380180), (76036, 348515), (95045, 278812), (139406, 190090)]