68355920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{44971}}^1$

素因数の和:45003

約数の個数: 40

約数和(自身を含む): 167295840

約数和(自身を除く): 98939920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 44971, 89942, 179884, 224855, 359768, 449710, 719536, 854449, 899420, 1708898, 1798840, 3417796, 3597680, 4272245, 6835592, 8544490, 13671184, 17088980, 34177960, 68355920]

約数ペア:

[(1, 68355920), (2, 34177960), (4, 17088980), (5, 13671184), (8, 8544490), (10, 6835592), (16, 4272245), (19, 3597680), (20, 3417796), (38, 1798840), (40, 1708898), (76, 899420), (80, 854449), (95, 719536), (152, 449710), (190, 359768), (304, 224855), (380, 179884), (760, 89942), (1520, 44971)]