100637900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{479}}^1$

素因数の和:695

約数の個数: 72

約数和(自身を含む): 239984640

約数和(自身を除く): 139346740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 191, 220, 275, 382, 479, 550, 764, 955, 958, 1100, 1910, 1916, 2101, 2395, 3820, 4202, 4775, 4790, 5269, 8404, 9550, 9580, 10505, 10538, 11975, 19100, 21010, 21076, 23950, 26345, 42020, 47900, 52525, 52690, 91489, 105050, 105380, 131725, 182978, 210100, 263450, 365956, 457445, 526900, 914890, 1006379, 1829780, 2012758, 2287225, 4025516, 4574450, 5031895, 9148900, 10063790, 20127580, 25159475, 50318950, 100637900]

約数ペア:

[(1, 100637900), (2, 50318950), (4, 25159475), (5, 20127580), (10, 10063790), (11, 9148900), (20, 5031895), (22, 4574450), (25, 4025516), (44, 2287225), (50, 2012758), (55, 1829780), (100, 1006379), (110, 914890), (191, 526900), (220, 457445), (275, 365956), (382, 263450), (479, 210100), (550, 182978), (764, 131725), (955, 105380), (958, 105050), (1100, 91489), (1910, 52690), (1916, 52525), (2101, 47900), (2395, 42020), (3820, 26345), (4202, 23950), (4775, 21076), (4790, 21010), (5269, 19100), (8404, 11975), (9550, 10538), (9580, 10505)]