164236915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 217327104

約数和(自身を除く): 53090189

約数列:

[1, 5, 17, 31, 85, 155, 157, 397, 527, 785, 1985, 2635, 2669, 4867, 6749, 12307, 13345, 24335, 33745, 61535, 62329, 82739, 209219, 311645, 413695, 1046095, 1059593, 1932199, 5297965, 9660995, 32847383, 164236915]

約数ペア:

[(1, 164236915), (5, 32847383), (17, 9660995), (31, 5297965), (85, 1932199), (155, 1059593), (157, 1046095), (397, 413695), (527, 311645), (785, 209219), (1985, 82739), (2635, 62329), (2669, 61535), (4867, 33745), (6749, 24335), (12307, 13345)]