66604408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{3929}}^1$

素因数の和:4111

約数の個数: 32

約数和(自身を含む): 135349200

約数和(自身を除く): 68744792

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 163, 326, 652, 1304, 2119, 3929, 4238, 7858, 8476, 15716, 16952, 31432, 51077, 102154, 204308, 408616, 640427, 1280854, 2561708, 5123416, 8325551, 16651102, 33302204, 66604408]

約数ペア:

[(1, 66604408), (2, 33302204), (4, 16651102), (8, 8325551), (13, 5123416), (26, 2561708), (52, 1280854), (104, 640427), (163, 408616), (326, 204308), (652, 102154), (1304, 51077), (2119, 31432), (3929, 16952), (4238, 15716), (7858, 8476)]