72688408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{17047}}^1$

素因数の和:17107

約数の個数: 32

約数和(自身を含む): 150363360

約数和(自身を除く): 77674952

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 17047, 34094, 68188, 136376, 221611, 443222, 698927, 886444, 1397854, 1772888, 2795708, 5591416, 9086051, 18172102, 36344204, 72688408]

約数ペア:

[(1, 72688408), (2, 36344204), (4, 18172102), (8, 9086051), (13, 5591416), (26, 2795708), (41, 1772888), (52, 1397854), (82, 886444), (104, 698927), (164, 443222), (328, 221611), (533, 136376), (1066, 68188), (2132, 34094), (4264, 17047)]