78393808

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{29339}}^1$

素因数の和:29514

約数の個数: 20

約数和(自身を含む): 152802720

約数和(自身を除く): 74408912

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 29339, 58678, 117356, 234712, 469424, 4899613, 9799226, 19598452, 39196904, 78393808]

約数ペア:

[(1, 78393808), (2, 39196904), (4, 19598452), (8, 9799226), (16, 4899613), (167, 469424), (334, 234712), (668, 117356), (1336, 58678), (2672, 29339)]