81938108

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 183859200

約数和(自身を除く): 101921092

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 47, 58, 76, 94, 113, 116, 133, 188, 203, 226, 266, 329, 406, 452, 532, 551, 658, 791, 812, 893, 1102, 1316, 1363, 1582, 1786, 2147, 2204, 2726, 3164, 3277, 3572, 3857, 4294, 5311, 5452, 6251, 6554, 7714, 8588, 9541, 10622, 12502, 13108, 15029, 15428, 19082, 21244, 22939, 25004, 25897, 30058, 37177, 38164, 45878, 51794, 60116, 62263, 74354, 91756, 100909, 103588, 124526, 148708, 154019, 181279, 201818, 249052, 308038, 362558, 403636, 435841, 616076, 706363, 725116, 871682, 1078133, 1412726, 1743364, 2156266, 2825452, 2926361, 4312532, 5852722, 11705444, 20484527, 40969054, 81938108]

約数ペア:

[(1, 81938108), (2, 40969054), (4, 20484527), (7, 11705444), (14, 5852722), (19, 4312532), (28, 2926361), (29, 2825452), (38, 2156266), (47, 1743364), (58, 1412726), (76, 1078133), (94, 871682), (113, 725116), (116, 706363), (133, 616076), (188, 435841), (203, 403636), (226, 362558), (266, 308038), (329, 249052), (406, 201818), (452, 181279), (532, 154019), (551, 148708), (658, 124526), (791, 103588), (812, 100909), (893, 91756), (1102, 74354), (1316, 62263), (1363, 60116), (1582, 51794), (1786, 45878), (2147, 38164), (2204, 37177), (2726, 30058), (3164, 25897), (3277, 25004), (3572, 22939), (3857, 21244), (4294, 19082), (5311, 15428), (5452, 15029), (6251, 13108), (6554, 12502), (7714, 10622), (8588, 9541)]