29509700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 70724640

約数和(自身を除く): 41214940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 139, 193, 220, 275, 278, 386, 550, 556, 695, 772, 965, 1100, 1390, 1529, 1930, 2123, 2780, 3058, 3475, 3860, 4246, 4825, 6116, 6950, 7645, 8492, 9650, 10615, 13900, 15290, 19300, 21230, 26827, 30580, 38225, 42460, 53075, 53654, 76450, 106150, 107308, 134135, 152900, 212300, 268270, 295097, 536540, 590194, 670675, 1180388, 1341350, 1475485, 2682700, 2950970, 5901940, 7377425, 14754850, 29509700]

約数ペア:

[(1, 29509700), (2, 14754850), (4, 7377425), (5, 5901940), (10, 2950970), (11, 2682700), (20, 1475485), (22, 1341350), (25, 1180388), (44, 670675), (50, 590194), (55, 536540), (100, 295097), (110, 268270), (139, 212300), (193, 152900), (220, 134135), (275, 107308), (278, 106150), (386, 76450), (550, 53654), (556, 53075), (695, 42460), (772, 38225), (965, 30580), (1100, 26827), (1390, 21230), (1529, 19300), (1930, 15290), (2123, 13900), (2780, 10615), (3058, 9650), (3475, 8492), (3860, 7645), (4246, 6950), (4825, 6116)]