79997216

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1867}}^1$

素因数の和:1993

約数の個数: 48

約数和(自身を含む): 171347904

約数和(自身を除く): 91350688

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 103, 104, 206, 208, 412, 416, 824, 1339, 1648, 1867, 2678, 3296, 3734, 5356, 7468, 10712, 14936, 21424, 24271, 29872, 42848, 48542, 59744, 97084, 192301, 194168, 384602, 388336, 769204, 776672, 1538408, 2499913, 3076816, 4999826, 6153632, 9999652, 19999304, 39998608, 79997216]

約数ペア:

[(1, 79997216), (2, 39998608), (4, 19999304), (8, 9999652), (13, 6153632), (16, 4999826), (26, 3076816), (32, 2499913), (52, 1538408), (103, 776672), (104, 769204), (206, 388336), (208, 384602), (412, 194168), (416, 192301), (824, 97084), (1339, 59744), (1648, 48542), (1867, 42848), (2678, 29872), (3296, 24271), (3734, 21424), (5356, 14936), (7468, 10712)]