191816900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1693}}^1$

素因数の和:1821

約数の個数: 72

約数和(自身を含む): 458762304

約数和(自身を除く): 266945404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 103, 110, 206, 220, 275, 412, 515, 550, 1030, 1100, 1133, 1693, 2060, 2266, 2575, 3386, 4532, 5150, 5665, 6772, 8465, 10300, 11330, 16930, 18623, 22660, 28325, 33860, 37246, 42325, 56650, 74492, 84650, 93115, 113300, 169300, 174379, 186230, 348758, 372460, 465575, 697516, 871895, 931150, 1743790, 1862300, 1918169, 3487580, 3836338, 4359475, 7672676, 8718950, 9590845, 17437900, 19181690, 38363380, 47954225, 95908450, 191816900]

約数ペア:

[(1, 191816900), (2, 95908450), (4, 47954225), (5, 38363380), (10, 19181690), (11, 17437900), (20, 9590845), (22, 8718950), (25, 7672676), (44, 4359475), (50, 3836338), (55, 3487580), (100, 1918169), (103, 1862300), (110, 1743790), (206, 931150), (220, 871895), (275, 697516), (412, 465575), (515, 372460), (550, 348758), (1030, 186230), (1100, 174379), (1133, 169300), (1693, 113300), (2060, 93115), (2266, 84650), (2575, 74492), (3386, 56650), (4532, 42325), (5150, 37246), (5665, 33860), (6772, 28325), (8465, 22660), (10300, 18623), (11330, 16930)]