205978110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{22963}}^1$

素因数の和:23009

約数の個数: 64

約数和(自身を含む): 555545088

約数和(自身を除く): 349566978

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2990, 4485, 8970, 22963, 45926, 68889, 114815, 137778, 229630, 298519, 344445, 528149, 597038, 688890, 895557, 1056298, 1492595, 1584447, 1791114, 2640745, 2985190, 3168894, 4477785, 5281490, 6865937, 7922235, 8955570, 13731874, 15844470, 20597811, 34329685, 41195622, 68659370, 102989055, 205978110]

約数ペア:

[(1, 205978110), (2, 102989055), (3, 68659370), (5, 41195622), (6, 34329685), (10, 20597811), (13, 15844470), (15, 13731874), (23, 8955570), (26, 7922235), (30, 6865937), (39, 5281490), (46, 4477785), (65, 3168894), (69, 2985190), (78, 2640745), (115, 1791114), (130, 1584447), (138, 1492595), (195, 1056298), (230, 895557), (299, 688890), (345, 597038), (390, 528149), (598, 344445), (690, 298519), (897, 229630), (1495, 137778), (1794, 114815), (2990, 68889), (4485, 45926), (8970, 22963)]