50981860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{787}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 111202560

約数和(自身を除く): 60220700

約数列:

[1, 2, 4, 5, 10, 20, 41, 79, 82, 158, 164, 205, 316, 395, 410, 787, 790, 820, 1574, 1580, 3148, 3239, 3935, 6478, 7870, 12956, 15740, 16195, 32267, 32390, 62173, 64534, 64780, 124346, 129068, 161335, 248692, 310865, 322670, 621730, 645340, 1243460, 2549093, 5098186, 10196372, 12745465, 25490930, 50981860]

約数ペア:

[(1, 50981860), (2, 25490930), (4, 12745465), (5, 10196372), (10, 5098186), (20, 2549093), (41, 1243460), (79, 645340), (82, 621730), (158, 322670), (164, 310865), (205, 248692), (316, 161335), (395, 129068), (410, 124346), (787, 64780), (790, 64534), (820, 62173), (1574, 32390), (1580, 32267), (3148, 16195), (3239, 15740), (3935, 12956), (6478, 7870)]