251018801900

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{227}}^1\times {\mathrm{114001}}^1$

素因数の和:114339

約数の個数: 72

約数和(自身を含む): 552755569296

約数和(自身を除く): 301736767396

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 227, 388, 454, 485, 908, 970, 1135, 1940, 2270, 2425, 4540, 4850, 5675, 9700, 11350, 22019, 22700, 44038, 88076, 110095, 114001, 220190, 228002, 440380, 456004, 550475, 570005, 1100950, 1140010, 2201900, 2280020, 2850025, 5700050, 11058097, 11400100, 22116194, 25878227, 44232388, 51756454, 55290485, 103512908, 110580970, 129391135, 221161940, 258782270, 276452425, 517564540, 552904850, 646955675, 1105809700, 1293911350, 2510188019, 2587822700, 5020376038, 10040752076, 12550940095, 25101880190, 50203760380, 62754700475, 125509400950, 251018801900]

約数ペア:

[(1, 251018801900), (2, 125509400950), (4, 62754700475), (5, 50203760380), (10, 25101880190), (20, 12550940095), (25, 10040752076), (50, 5020376038), (97, 2587822700), (100, 2510188019), (194, 1293911350), (227, 1105809700), (388, 646955675), (454, 552904850), (485, 517564540), (908, 276452425), (970, 258782270), (1135, 221161940), (1940, 129391135), (2270, 110580970), (2425, 103512908), (4540, 55290485), (4850, 51756454), (5675, 44232388), (9700, 25878227), (11350, 22116194), (22019, 11400100), (22700, 11058097), (44038, 5700050), (88076, 2850025), (110095, 2280020), (114001, 2201900), (220190, 1140010), (228002, 1100950), (440380, 570005), (456004, 550475)]