91570480

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{14489}}^1$

素因数の和:14581

約数の個数: 40

約数和(自身を含む): 215611200

約数和(自身を除く): 124040720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 14489, 28978, 57956, 72445, 115912, 144890, 231824, 289780, 579560, 1144631, 1159120, 2289262, 4578524, 5723155, 9157048, 11446310, 18314096, 22892620, 45785240, 91570480]

約数ペア:

[(1, 91570480), (2, 45785240), (4, 22892620), (5, 18314096), (8, 11446310), (10, 9157048), (16, 5723155), (20, 4578524), (40, 2289262), (79, 1159120), (80, 1144631), (158, 579560), (316, 289780), (395, 231824), (632, 144890), (790, 115912), (1264, 72445), (1580, 57956), (3160, 28978), (6320, 14489)]