670702916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1\times {\mathrm{613}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 1293216624

約数和(自身を除く): 622513708

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 397, 613, 689, 794, 1226, 1378, 1588, 2452, 2756, 5161, 7969, 10322, 15938, 20644, 21041, 31876, 32489, 42082, 64978, 84164, 129956, 243361, 273533, 422357, 486722, 547066, 844714, 973444, 1094132, 1689428, 3163693, 6327386, 12654772, 12898133, 25796266, 51592532, 167675729, 335351458, 670702916]

約数ペア:

[(1, 670702916), (2, 335351458), (4, 167675729), (13, 51592532), (26, 25796266), (52, 12898133), (53, 12654772), (106, 6327386), (212, 3163693), (397, 1689428), (613, 1094132), (689, 973444), (794, 844714), (1226, 547066), (1378, 486722), (1588, 422357), (2452, 273533), (2756, 243361), (5161, 129956), (7969, 84164), (10322, 64978), (15938, 42082), (20644, 32489), (21041, 31876)]