72279400

素因数分解:

$2^3\times 5^2\times {\mathrm{173}}^1\times {\mathrm{2089}}^1$

素因数の和:2278

約数の個数: 48

約数和(自身を含む): 169101900

約数和(自身を除く): 96822500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 173, 200, 346, 692, 865, 1384, 1730, 2089, 3460, 4178, 4325, 6920, 8356, 8650, 10445, 16712, 17300, 20890, 34600, 41780, 52225, 83560, 104450, 208900, 361397, 417800, 722794, 1445588, 1806985, 2891176, 3613970, 7227940, 9034925, 14455880, 18069850, 36139700, 72279400]

約数ペア:

[(1, 72279400), (2, 36139700), (4, 18069850), (5, 14455880), (8, 9034925), (10, 7227940), (20, 3613970), (25, 2891176), (40, 1806985), (50, 1445588), (100, 722794), (173, 417800), (200, 361397), (346, 208900), (692, 104450), (865, 83560), (1384, 52225), (1730, 41780), (2089, 34600), (3460, 20890), (4178, 17300), (4325, 16712), (6920, 10445), (8356, 8650)]