71880198

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:533

約数の個数: 64

約数和(自身を含む): 163537920

約数和(自身を除く): 91657722

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 103, 138, 206, 299, 309, 389, 598, 618, 778, 897, 1167, 1339, 1794, 2334, 2369, 2678, 4017, 4738, 5057, 7107, 8034, 8947, 10114, 14214, 15171, 17894, 26841, 30342, 30797, 40067, 53682, 61594, 80134, 92391, 116311, 120201, 184782, 232622, 240402, 348933, 520871, 697866, 921541, 1041742, 1562613, 1843082, 2764623, 3125226, 5529246, 11980033, 23960066, 35940099, 71880198]

約数ペア:

[(1, 71880198), (2, 35940099), (3, 23960066), (6, 11980033), (13, 5529246), (23, 3125226), (26, 2764623), (39, 1843082), (46, 1562613), (69, 1041742), (78, 921541), (103, 697866), (138, 520871), (206, 348933), (299, 240402), (309, 232622), (389, 184782), (598, 120201), (618, 116311), (778, 92391), (897, 80134), (1167, 61594), (1339, 53682), (1794, 40067), (2334, 30797), (2369, 30342), (2678, 26841), (4017, 17894), (4738, 15171), (5057, 14214), (7107, 10114), (8034, 8947)]