42955850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:312

約数の個数: 72

約数和(自身を含む): 94463820

約数和(自身を除く): 51507970

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 89, 98, 175, 178, 197, 245, 350, 394, 445, 490, 623, 890, 985, 1225, 1246, 1379, 1970, 2225, 2450, 2758, 3115, 4361, 4450, 4925, 6230, 6895, 8722, 9653, 9850, 13790, 15575, 17533, 19306, 21805, 31150, 34475, 35066, 43610, 48265, 68950, 87665, 96530, 109025, 122731, 175330, 218050, 241325, 245462, 438325, 482650, 613655, 859117, 876650, 1227310, 1718234, 3068275, 4295585, 6136550, 8591170, 21477925, 42955850]

約数ペア:

[(1, 42955850), (2, 21477925), (5, 8591170), (7, 6136550), (10, 4295585), (14, 3068275), (25, 1718234), (35, 1227310), (49, 876650), (50, 859117), (70, 613655), (89, 482650), (98, 438325), (175, 245462), (178, 241325), (197, 218050), (245, 175330), (350, 122731), (394, 109025), (445, 96530), (490, 87665), (623, 68950), (890, 48265), (985, 43610), (1225, 35066), (1246, 34475), (1379, 31150), (1970, 21805), (2225, 19306), (2450, 17533), (2758, 15575), (3115, 13790), (4361, 9850), (4450, 9653), (4925, 8722), (6230, 6895)]