25161569204

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{26693}}^1$

素因数の和:26952

約数の個数: 48

約数和(自身を含む): 47237702400

約数和(自身を除く): 22076133196

約数列:

[1, 2, 4, 19, 38, 76, 79, 157, 158, 314, 316, 628, 1501, 2983, 3002, 5966, 6004, 11932, 12403, 24806, 26693, 49612, 53386, 106772, 235657, 471314, 507167, 942628, 1014334, 2028668, 2108747, 4190801, 4217494, 8381602, 8434988, 16763204, 40066193, 79625219, 80132386, 159250438, 160264772, 318500876, 331073279, 662146558, 1324293116, 6290392301, 12580784602, 25161569204]

約数ペア:

[(1, 25161569204), (2, 12580784602), (4, 6290392301), (19, 1324293116), (38, 662146558), (76, 331073279), (79, 318500876), (157, 160264772), (158, 159250438), (314, 80132386), (316, 79625219), (628, 40066193), (1501, 16763204), (2983, 8434988), (3002, 8381602), (5966, 4217494), (6004, 4190801), (11932, 2108747), (12403, 2028668), (24806, 1014334), (26693, 942628), (49612, 507167), (53386, 471314), (106772, 235657)]