891100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:107

約数の個数: 72

約数和(自身を含む): 2360960

約数和(自身を除く): 1469860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 67, 70, 76, 95, 100, 133, 134, 140, 175, 190, 266, 268, 335, 350, 380, 469, 475, 532, 665, 670, 700, 938, 950, 1273, 1330, 1340, 1675, 1876, 1900, 2345, 2546, 2660, 3325, 3350, 4690, 5092, 6365, 6650, 6700, 8911, 9380, 11725, 12730, 13300, 17822, 23450, 25460, 31825, 35644, 44555, 46900, 63650, 89110, 127300, 178220, 222775, 445550, 891100]

約数ペア:

[(1, 891100), (2, 445550), (4, 222775), (5, 178220), (7, 127300), (10, 89110), (14, 63650), (19, 46900), (20, 44555), (25, 35644), (28, 31825), (35, 25460), (38, 23450), (50, 17822), (67, 13300), (70, 12730), (76, 11725), (95, 9380), (100, 8911), (133, 6700), (134, 6650), (140, 6365), (175, 5092), (190, 4690), (266, 3350), (268, 3325), (335, 2660), (350, 2546), (380, 2345), (469, 1900), (475, 1876), (532, 1675), (665, 1340), (670, 1330), (700, 1273), (938, 950)]