501664900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:374

約数の個数: 144

約数和(自身を含む): 1273043520

約数和(自身を除く): 771378620

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 139, 170, 187, 193, 220, 275, 278, 340, 374, 386, 425, 550, 556, 695, 748, 772, 850, 935, 965, 1100, 1390, 1529, 1700, 1870, 1930, 2123, 2363, 2780, 3058, 3281, 3475, 3740, 3860, 4246, 4675, 4726, 4825, 6116, 6562, 6950, 7645, 8492, 9350, 9452, 9650, 10615, 11815, 13124, 13900, 15290, 16405, 18700, 19300, 21230, 23630, 25993, 26827, 30580, 32810, 36091, 38225, 42460, 47260, 51986, 53075, 53654, 59075, 65620, 72182, 76450, 82025, 103972, 106150, 107308, 118150, 129965, 134135, 144364, 152900, 164050, 180455, 212300, 236300, 259930, 268270, 295097, 328100, 360910, 456059, 519860, 536540, 590194, 649825, 670675, 721820, 902275, 912118, 1180388, 1299650, 1341350, 1475485, 1804550, 1824236, 2280295, 2599300, 2682700, 2950970, 3609100, 4560590, 5016649, 5901940, 7377425, 9121180, 10033298, 11401475, 14754850, 20066596, 22802950, 25083245, 29509700, 45605900, 50166490, 100332980, 125416225, 250832450, 501664900]

約数ペア:

[(1, 501664900), (2, 250832450), (4, 125416225), (5, 100332980), (10, 50166490), (11, 45605900), (17, 29509700), (20, 25083245), (22, 22802950), (25, 20066596), (34, 14754850), (44, 11401475), (50, 10033298), (55, 9121180), (68, 7377425), (85, 5901940), (100, 5016649), (110, 4560590), (139, 3609100), (170, 2950970), (187, 2682700), (193, 2599300), (220, 2280295), (275, 1824236), (278, 1804550), (340, 1475485), (374, 1341350), (386, 1299650), (425, 1180388), (550, 912118), (556, 902275), (695, 721820), (748, 670675), (772, 649825), (850, 590194), (935, 536540), (965, 519860), (1100, 456059), (1390, 360910), (1529, 328100), (1700, 295097), (1870, 268270), (1930, 259930), (2123, 236300), (2363, 212300), (2780, 180455), (3058, 164050), (3281, 152900), (3475, 144364), (3740, 134135), (3860, 129965), (4246, 118150), (4675, 107308), (4726, 106150), (4825, 103972), (6116, 82025), (6562, 76450), (6950, 72182), (7645, 65620), (8492, 59075), (9350, 53654), (9452, 53075), (9650, 51986), (10615, 47260), (11815, 42460), (13124, 38225), (13900, 36091), (15290, 32810), (16405, 30580), (18700, 26827), (19300, 25993), (21230, 23630)]