81093740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2621}}^1$

素因数の和:2667

約数の個数: 96

約数和(自身を含む): 222009984

約数和(自身を除く): 140916244

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 170, 182, 221, 238, 260, 340, 364, 442, 455, 476, 595, 884, 910, 1105, 1190, 1547, 1820, 2210, 2380, 2621, 3094, 4420, 5242, 6188, 7735, 10484, 13105, 15470, 18347, 26210, 30940, 34073, 36694, 44557, 52420, 68146, 73388, 89114, 91735, 136292, 170365, 178228, 183470, 222785, 238511, 311899, 340730, 366940, 445570, 477022, 579241, 623798, 681460, 891140, 954044, 1158482, 1192555, 1247596, 1559495, 2316964, 2385110, 2896205, 3118990, 4054687, 4770220, 5792410, 6237980, 8109374, 11584820, 16218748, 20273435, 40546870, 81093740]

約数ペア:

[(1, 81093740), (2, 40546870), (4, 20273435), (5, 16218748), (7, 11584820), (10, 8109374), (13, 6237980), (14, 5792410), (17, 4770220), (20, 4054687), (26, 3118990), (28, 2896205), (34, 2385110), (35, 2316964), (52, 1559495), (65, 1247596), (68, 1192555), (70, 1158482), (85, 954044), (91, 891140), (119, 681460), (130, 623798), (140, 579241), (170, 477022), (182, 445570), (221, 366940), (238, 340730), (260, 311899), (340, 238511), (364, 222785), (442, 183470), (455, 178228), (476, 170365), (595, 136292), (884, 91735), (910, 89114), (1105, 73388), (1190, 68146), (1547, 52420), (1820, 44557), (2210, 36694), (2380, 34073), (2621, 30940), (3094, 26210), (4420, 18347), (5242, 15470), (6188, 13105), (7735, 10484)]