20199674300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1195247}}^1$

素因数の和:1195287

約数の個数: 54

約数和(自身を含む): 47464493328

約数和(自身を除く): 27264819028

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1300, 1690, 3380, 4225, 8450, 16900, 1195247, 2390494, 4780988, 5976235, 11952470, 15538211, 23904940, 29881175, 31076422, 59762350, 62152844, 77691055, 119524700, 155382110, 201996743, 310764220, 388455275, 403993486, 776910550, 807986972, 1009983715, 1553821100, 2019967430, 4039934860, 5049918575, 10099837150, 20199674300]

約数ペア:

[(1, 20199674300), (2, 10099837150), (4, 5049918575), (5, 4039934860), (10, 2019967430), (13, 1553821100), (20, 1009983715), (25, 807986972), (26, 776910550), (50, 403993486), (52, 388455275), (65, 310764220), (100, 201996743), (130, 155382110), (169, 119524700), (260, 77691055), (325, 62152844), (338, 59762350), (650, 31076422), (676, 29881175), (845, 23904940), (1300, 15538211), (1690, 11952470), (3380, 5976235), (4225, 4780988), (8450, 2390494), (16900, 1195247)]