71891664

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{115211}}^1$

素因数の和:115235

約数の個数: 40

約数和(自身を含む): 200008032

約数和(自身を除く): 128116368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 115211, 230422, 345633, 460844, 691266, 921688, 1382532, 1497743, 1843376, 2765064, 2995486, 4493229, 5530128, 5990972, 8986458, 11981944, 17972916, 23963888, 35945832, 71891664]

約数ペア:

[(1, 71891664), (2, 35945832), (3, 23963888), (4, 17972916), (6, 11981944), (8, 8986458), (12, 5990972), (13, 5530128), (16, 4493229), (24, 2995486), (26, 2765064), (39, 1843376), (48, 1497743), (52, 1382532), (78, 921688), (104, 691266), (156, 460844), (208, 345633), (312, 230422), (624, 115211)]