258538700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2777}}^1$

素因数の和:2824

約数の個数: 108

約数和(自身を含む): 687221640

約数和(自身を除く): 428682940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 49, 50, 70, 76, 95, 98, 100, 133, 140, 175, 190, 196, 245, 266, 350, 380, 475, 490, 532, 665, 700, 931, 950, 980, 1225, 1330, 1862, 1900, 2450, 2660, 2777, 3325, 3724, 4655, 4900, 5554, 6650, 9310, 11108, 13300, 13885, 18620, 19439, 23275, 27770, 38878, 46550, 52763, 55540, 69425, 77756, 93100, 97195, 105526, 136073, 138850, 194390, 211052, 263815, 272146, 277700, 369341, 388780, 485975, 527630, 544292, 680365, 738682, 971950, 1055260, 1319075, 1360730, 1477364, 1846705, 1943900, 2585387, 2638150, 2721460, 3401825, 3693410, 5170774, 5276300, 6803650, 7386820, 9233525, 10341548, 12926935, 13607300, 18467050, 25853870, 36934100, 51707740, 64634675, 129269350, 258538700]

約数ペア:

[(1, 258538700), (2, 129269350), (4, 64634675), (5, 51707740), (7, 36934100), (10, 25853870), (14, 18467050), (19, 13607300), (20, 12926935), (25, 10341548), (28, 9233525), (35, 7386820), (38, 6803650), (49, 5276300), (50, 5170774), (70, 3693410), (76, 3401825), (95, 2721460), (98, 2638150), (100, 2585387), (133, 1943900), (140, 1846705), (175, 1477364), (190, 1360730), (196, 1319075), (245, 1055260), (266, 971950), (350, 738682), (380, 680365), (475, 544292), (490, 527630), (532, 485975), (665, 388780), (700, 369341), (931, 277700), (950, 272146), (980, 263815), (1225, 211052), (1330, 194390), (1862, 138850), (1900, 136073), (2450, 105526), (2660, 97195), (2777, 93100), (3325, 77756), (3724, 69425), (4655, 55540), (4900, 52763), (5554, 46550), (6650, 38878), (9310, 27770), (11108, 23275), (13300, 19439), (13885, 18620)]