78772100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3769}}^1$

素因数の和:3813

約数の個数: 72

約数和(自身を含む): 196341600

約数和(自身を除く): 117569500

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 3769, 4180, 5225, 7538, 10450, 15076, 18845, 20900, 37690, 41459, 71611, 75380, 82918, 94225, 143222, 165836, 188450, 207295, 286444, 358055, 376900, 414590, 716110, 787721, 829180, 1036475, 1432220, 1575442, 1790275, 2072950, 3150884, 3580550, 3938605, 4145900, 7161100, 7877210, 15754420, 19693025, 39386050, 78772100]

約数ペア:

[(1, 78772100), (2, 39386050), (4, 19693025), (5, 15754420), (10, 7877210), (11, 7161100), (19, 4145900), (20, 3938605), (22, 3580550), (25, 3150884), (38, 2072950), (44, 1790275), (50, 1575442), (55, 1432220), (76, 1036475), (95, 829180), (100, 787721), (110, 716110), (190, 414590), (209, 376900), (220, 358055), (275, 286444), (380, 207295), (418, 188450), (475, 165836), (550, 143222), (836, 94225), (950, 82918), (1045, 75380), (1100, 71611), (1900, 41459), (2090, 37690), (3769, 20900), (4180, 18845), (5225, 15076), (7538, 10450)]