81051950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{367}}^1\times {\mathrm{631}}^1$

素因数の和:1017

約数の個数: 48

約数和(自身を含む): 173036544

約数和(自身を除く): 91984594

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 367, 631, 734, 1262, 1835, 2569, 3155, 3670, 4417, 5138, 6310, 8834, 9175, 12845, 15775, 18350, 22085, 25690, 31550, 44170, 64225, 110425, 128450, 220850, 231577, 463154, 1157885, 1621039, 2315770, 3242078, 5789425, 8105195, 11578850, 16210390, 40525975, 81051950]

約数ペア:

[(1, 81051950), (2, 40525975), (5, 16210390), (7, 11578850), (10, 8105195), (14, 5789425), (25, 3242078), (35, 2315770), (50, 1621039), (70, 1157885), (175, 463154), (350, 231577), (367, 220850), (631, 128450), (734, 110425), (1262, 64225), (1835, 44170), (2569, 31550), (3155, 25690), (3670, 22085), (4417, 18350), (5138, 15775), (6310, 12845), (8834, 9175)]