81704964

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:577

約数の個数: 96

約数和(自身を含む): 220372992

約数和(自身を除く): 138668028

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 41, 44, 62, 66, 82, 93, 123, 124, 132, 164, 186, 246, 341, 372, 451, 487, 492, 682, 902, 974, 1023, 1271, 1353, 1364, 1461, 1804, 1948, 2046, 2542, 2706, 2922, 3813, 4092, 5084, 5357, 5412, 5844, 7626, 10714, 13981, 15097, 15252, 16071, 19967, 21428, 27962, 30194, 32142, 39934, 41943, 45291, 55924, 59901, 60388, 64284, 79868, 83886, 90582, 119802, 166067, 167772, 181164, 219637, 239604, 332134, 439274, 498201, 618977, 658911, 664268, 878548, 996402, 1237954, 1317822, 1856931, 1992804, 2475908, 2635644, 3713862, 6808747, 7427724, 13617494, 20426241, 27234988, 40852482, 81704964]

約数ペア:

[(1, 81704964), (2, 40852482), (3, 27234988), (4, 20426241), (6, 13617494), (11, 7427724), (12, 6808747), (22, 3713862), (31, 2635644), (33, 2475908), (41, 1992804), (44, 1856931), (62, 1317822), (66, 1237954), (82, 996402), (93, 878548), (123, 664268), (124, 658911), (132, 618977), (164, 498201), (186, 439274), (246, 332134), (341, 239604), (372, 219637), (451, 181164), (487, 167772), (492, 166067), (682, 119802), (902, 90582), (974, 83886), (1023, 79868), (1271, 64284), (1353, 60388), (1364, 59901), (1461, 55924), (1804, 45291), (1948, 41943), (2046, 39934), (2542, 32142), (2706, 30194), (2922, 27962), (3813, 21428), (4092, 19967), (5084, 16071), (5357, 15252), (5412, 15097), (5844, 13981), (7626, 10714)]