66399248

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{78301}}^1$

素因数の和:78362

約数の個数: 20

約数和(自身を含む): 131077548

約数和(自身を除く): 64678300

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 78301, 156602, 313204, 626408, 1252816, 4149953, 8299906, 16599812, 33199624, 66399248]

約数ペア:

[(1, 66399248), (2, 33199624), (4, 16599812), (8, 8299906), (16, 4149953), (53, 1252816), (106, 626408), (212, 313204), (424, 156602), (848, 78301)]