251484910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1\times {\mathrm{503}}^1$

素因数の和:717

約数の個数: 48

約数和(自身を含む): 484608096

約数和(自身を除く): 233123186

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 173, 289, 346, 503, 578, 865, 1006, 1445, 1730, 2515, 2890, 2941, 5030, 5882, 8551, 14705, 17102, 29410, 42755, 49997, 85510, 87019, 99994, 145367, 174038, 249985, 290734, 435095, 499970, 726835, 870190, 1453670, 1479323, 2958646, 7396615, 14793230, 25148491, 50296982, 125742455, 251484910]

約数ペア:

[(1, 251484910), (2, 125742455), (5, 50296982), (10, 25148491), (17, 14793230), (34, 7396615), (85, 2958646), (170, 1479323), (173, 1453670), (289, 870190), (346, 726835), (503, 499970), (578, 435095), (865, 290734), (1006, 249985), (1445, 174038), (1730, 145367), (2515, 99994), (2890, 87019), (2941, 85510), (5030, 49997), (5882, 42755), (8551, 29410), (14705, 17102)]