91381070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1901}}^1$

素因数の和:1961

約数の個数: 64

約数和(自身を含む): 197199360

約数和(自身を除く): 105818290

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 46, 55, 95, 110, 115, 190, 209, 230, 253, 418, 437, 506, 874, 1045, 1265, 1901, 2090, 2185, 2530, 3802, 4370, 4807, 9505, 9614, 19010, 20911, 24035, 36119, 41822, 43723, 48070, 72238, 87446, 104555, 180595, 209110, 218615, 361190, 397309, 437230, 480953, 794618, 830737, 961906, 1661474, 1986545, 2404765, 3973090, 4153685, 4809530, 8307370, 9138107, 18276214, 45690535, 91381070]

約数ペア:

[(1, 91381070), (2, 45690535), (5, 18276214), (10, 9138107), (11, 8307370), (19, 4809530), (22, 4153685), (23, 3973090), (38, 2404765), (46, 1986545), (55, 1661474), (95, 961906), (110, 830737), (115, 794618), (190, 480953), (209, 437230), (230, 397309), (253, 361190), (418, 218615), (437, 209110), (506, 180595), (874, 104555), (1045, 87446), (1265, 72238), (1901, 48070), (2090, 43723), (2185, 41822), (2530, 36119), (3802, 24035), (4370, 20911), (4807, 19010), (9505, 9614)]