20227330375

素因数分解:

$5^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{1231}}^1$

素因数の和:1553

約数の個数: 64

約数和(自身を含む): 29336186880

約数和(自身を除く): 9108856505

約数列:

[1, 5, 7, 25, 35, 89, 125, 175, 211, 445, 623, 875, 1055, 1231, 1477, 2225, 3115, 5275, 6155, 7385, 8617, 11125, 15575, 18779, 26375, 30775, 36925, 43085, 77875, 93895, 109559, 131453, 153875, 184625, 215425, 259741, 469475, 547795, 657265, 766913, 1077125, 1298705, 1818187, 2347375, 2738975, 3286325, 3834565, 6493525, 9090935, 13694875, 16431625, 19172825, 23116949, 32467625, 45454675, 95864125, 115584745, 161818643, 227273375, 577923725, 809093215, 2889618625, 4045466075, 20227330375]

約数ペア:

[(1, 20227330375), (5, 4045466075), (7, 2889618625), (25, 809093215), (35, 577923725), (89, 227273375), (125, 161818643), (175, 115584745), (211, 95864125), (445, 45454675), (623, 32467625), (875, 23116949), (1055, 19172825), (1231, 16431625), (1477, 13694875), (2225, 9090935), (3115, 6493525), (5275, 3834565), (6155, 3286325), (7385, 2738975), (8617, 2347375), (11125, 1818187), (15575, 1298705), (18779, 1077125), (26375, 766913), (30775, 657265), (36925, 547795), (43085, 469475), (77875, 259741), (93895, 215425), (109559, 184625), (131453, 153875)]