129733900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{68281}}^1$

素因数の和:68314

約数の個数: 36

約数和(自身を含む): 296343880

約数和(自身を除く): 166609980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 68281, 136562, 273124, 341405, 682810, 1297339, 1365620, 1707025, 2594678, 3414050, 5189356, 6486695, 6828100, 12973390, 25946780, 32433475, 64866950, 129733900]

約数ペア:

[(1, 129733900), (2, 64866950), (4, 32433475), (5, 25946780), (10, 12973390), (19, 6828100), (20, 6486695), (25, 5189356), (38, 3414050), (50, 2594678), (76, 1707025), (95, 1365620), (100, 1297339), (190, 682810), (380, 341405), (475, 273124), (950, 136562), (1900, 68281)]