20201651100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{2494031}}^1$

素因数の和:2494057

約数の個数: 90

約数和(自身を含む): 65485798224

約数和(自身を除く): 45284147124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 2494031, 4988062, 7482093, 9976124, 12470155, 14964186, 22446279, 24940310, 29928372, 37410465, 44892558, 49880620, 62350775, 67338837, 74820930, 89785116, 112231395, 124701550, 134677674, 149641860, 187052325, 202016511, 224462790, 249403100, 269355348, 336694185, 374104650, 404033022, 448925580, 561156975, 673388370, 748209300, 808066044, 1010082555, 1122313950, 1346776740, 1683470925, 2020165110, 2244627900, 3366941850, 4040330220, 5050412775, 6733883700, 10100825550, 20201651100]

約数ペア:

[(1, 20201651100), (2, 10100825550), (3, 6733883700), (4, 5050412775), (5, 4040330220), (6, 3366941850), (9, 2244627900), (10, 2020165110), (12, 1683470925), (15, 1346776740), (18, 1122313950), (20, 1010082555), (25, 808066044), (27, 748209300), (30, 673388370), (36, 561156975), (45, 448925580), (50, 404033022), (54, 374104650), (60, 336694185), (75, 269355348), (81, 249403100), (90, 224462790), (100, 202016511), (108, 187052325), (135, 149641860), (150, 134677674), (162, 124701550), (180, 112231395), (225, 89785116), (270, 74820930), (300, 67338837), (324, 62350775), (405, 49880620), (450, 44892558), (540, 37410465), (675, 29928372), (810, 24940310), (900, 22446279), (1350, 14964186), (1620, 12470155), (2025, 9976124), (2700, 7482093), (4050, 4988062), (8100, 2494031)]