85869595880

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2917}}^1\times {\mathrm{8269}}^1$

素因数の和:11286

約数の個数: 64

約数和(自身を含む): 195468066000

約数和(自身を除く): 109598470120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2917, 3560, 5834, 8269, 11668, 14585, 16538, 23336, 29170, 33076, 41345, 58340, 66152, 82690, 116680, 165380, 259613, 330760, 519226, 735941, 1038452, 1298065, 1471882, 2076904, 2596130, 2943764, 3679705, 5192260, 5887528, 7359410, 10384520, 14718820, 24120673, 29437640, 48241346, 96482692, 120603365, 192965384, 241206730, 482413460, 964826920, 2146739897, 4293479794, 8586959588, 10733699485, 17173919176, 21467398970, 42934797940, 85869595880]

約数ペア:

[(1, 85869595880), (2, 42934797940), (4, 21467398970), (5, 17173919176), (8, 10733699485), (10, 8586959588), (20, 4293479794), (40, 2146739897), (89, 964826920), (178, 482413460), (356, 241206730), (445, 192965384), (712, 120603365), (890, 96482692), (1780, 48241346), (2917, 29437640), (3560, 24120673), (5834, 14718820), (8269, 10384520), (11668, 7359410), (14585, 5887528), (16538, 5192260), (23336, 3679705), (29170, 2943764), (33076, 2596130), (41345, 2076904), (58340, 1471882), (66152, 1298065), (82690, 1038452), (116680, 735941), (165380, 519226), (259613, 330760)]