51878360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{68261}}^1$

素因数の和:68291

約数の個数: 32

約数和(自身を含む): 122871600

約数和(自身を除く): 70993240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 68261, 136522, 273044, 341305, 546088, 682610, 1296959, 1365220, 2593918, 2730440, 5187836, 6484795, 10375672, 12969590, 25939180, 51878360]

約数ペア:

[(1, 51878360), (2, 25939180), (4, 12969590), (5, 10375672), (8, 6484795), (10, 5187836), (19, 2730440), (20, 2593918), (38, 1365220), (40, 1296959), (76, 682610), (95, 546088), (152, 341305), (190, 273044), (380, 136522), (760, 68261)]