61678360

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53171}}^1$

素因数の和:53211

約数の個数: 32

約数和(自身を含む): 143564400

約数和(自身を除く): 81886040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 53171, 106342, 212684, 265855, 425368, 531710, 1063420, 1541959, 2126840, 3083918, 6167836, 7709795, 12335672, 15419590, 30839180, 61678360]

約数ペア:

[(1, 61678360), (2, 30839180), (4, 15419590), (5, 12335672), (8, 7709795), (10, 6167836), (20, 3083918), (29, 2126840), (40, 1541959), (58, 1063420), (116, 531710), (145, 425368), (232, 265855), (290, 212684), (580, 106342), (1160, 53171)]