201166780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{15991}}^1$

素因数の和:16054

約数の個数: 48

約数和(自身を含む): 459418176

約数和(自身を除く): 258251396

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2516, 3145, 6290, 12580, 15991, 31982, 63964, 79955, 159910, 271847, 319820, 543694, 591667, 1087388, 1183334, 1359235, 2366668, 2718470, 2958335, 5436940, 5916670, 10058339, 11833340, 20116678, 40233356, 50291695, 100583390, 201166780]

約数ペア:

[(1, 201166780), (2, 100583390), (4, 50291695), (5, 40233356), (10, 20116678), (17, 11833340), (20, 10058339), (34, 5916670), (37, 5436940), (68, 2958335), (74, 2718470), (85, 2366668), (148, 1359235), (170, 1183334), (185, 1087388), (340, 591667), (370, 543694), (629, 319820), (740, 271847), (1258, 159910), (2516, 79955), (3145, 63964), (6290, 31982), (12580, 15991)]