25788700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:324

約数の個数: 108

約数和(自身を含む): 68771640

約数和(自身を除く): 42982940

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, 277, 350, 380, 475, 490, 532, 554, 665, 700, 931, 950, 980, 1108, 1225, 1330, 1385, 1862, 1900, 1939, 2450, 2660, 2770, 3325, 3724, 3878, 4655, 4900, 5263, 5540, 6650, 6925, 7756, 9310, 9695, 10526, 13300, 13573, 13850, 18620, 19390, 21052, 23275, 26315, 27146, 27700, 36841, 38780, 46550, 48475, 52630, 54292, 67865, 73682, 93100, 96950, 105260, 131575, 135730, 147364, 184205, 193900, 257887, 263150, 271460, 339325, 368410, 515774, 526300, 678650, 736820, 921025, 1031548, 1289435, 1357300, 1842050, 2578870, 3684100, 5157740, 6447175, 12894350, 25788700]

約数ペア:

[(1, 25788700), (2, 12894350), (4, 6447175), (5, 5157740), (7, 3684100), (10, 2578870), (14, 1842050), (19, 1357300), (20, 1289435), (25, 1031548), (28, 921025), (35, 736820), (38, 678650), (49, 526300), (50, 515774), (70, 368410), (76, 339325), (95, 271460), (98, 263150), (100, 257887), (133, 193900), (140, 184205), (175, 147364), (190, 135730), (196, 131575), (245, 105260), (266, 96950), (277, 93100), (350, 73682), (380, 67865), (475, 54292), (490, 52630), (532, 48475), (554, 46550), (665, 38780), (700, 36841), (931, 27700), (950, 27146), (980, 26315), (1108, 23275), (1225, 21052), (1330, 19390), (1385, 18620), (1862, 13850), (1900, 13573), (1939, 13300), (2450, 10526), (2660, 9695), (2770, 9310), (3325, 7756), (3724, 6925), (3878, 6650), (4655, 5540), (4900, 5263)]