122679100

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 275607360

約数和(自身を除く): 152928260

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 79, 100, 106, 158, 212, 265, 293, 316, 395, 530, 586, 790, 1060, 1172, 1325, 1465, 1580, 1975, 2650, 2930, 3950, 4187, 5300, 5860, 7325, 7900, 8374, 14650, 15529, 16748, 20935, 23147, 29300, 31058, 41870, 46294, 62116, 77645, 83740, 92588, 104675, 115735, 155290, 209350, 231470, 310580, 388225, 418700, 462940, 578675, 776450, 1157350, 1226791, 1552900, 2314700, 2453582, 4907164, 6133955, 12267910, 24535820, 30669775, 61339550, 122679100]

約数ペア:

[(1, 122679100), (2, 61339550), (4, 30669775), (5, 24535820), (10, 12267910), (20, 6133955), (25, 4907164), (50, 2453582), (53, 2314700), (79, 1552900), (100, 1226791), (106, 1157350), (158, 776450), (212, 578675), (265, 462940), (293, 418700), (316, 388225), (395, 310580), (530, 231470), (586, 209350), (790, 155290), (1060, 115735), (1172, 104675), (1325, 92588), (1465, 83740), (1580, 77645), (1975, 62116), (2650, 46294), (2930, 41870), (3950, 31058), (4187, 29300), (5300, 23147), (5860, 20935), (7325, 16748), (7900, 15529), (8374, 14650)]