72701090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{359}}^1$

素因数の和:647

約数の個数: 64

約数和(自身を含む): 164229120

約数和(自身を除く): 91528030

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 263, 359, 385, 526, 718, 770, 1315, 1795, 1841, 2513, 2630, 2893, 3590, 3682, 3949, 5026, 5786, 7898, 9205, 12565, 14465, 18410, 19745, 20251, 25130, 27643, 28930, 39490, 40502, 55286, 94417, 101255, 138215, 188834, 202510, 276430, 472085, 660919, 944170, 1038587, 1321838, 2077174, 3304595, 5192935, 6609190, 7270109, 10385870, 14540218, 36350545, 72701090]

約数ペア:

[(1, 72701090), (2, 36350545), (5, 14540218), (7, 10385870), (10, 7270109), (11, 6609190), (14, 5192935), (22, 3304595), (35, 2077174), (55, 1321838), (70, 1038587), (77, 944170), (110, 660919), (154, 472085), (263, 276430), (359, 202510), (385, 188834), (526, 138215), (718, 101255), (770, 94417), (1315, 55286), (1795, 40502), (1841, 39490), (2513, 28930), (2630, 27643), (2893, 25130), (3590, 20251), (3682, 19745), (3949, 18410), (5026, 14465), (5786, 12565), (7898, 9205)]