205725340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{6299}}^1$

素因数の和:6402

約数の個数: 48

約数和(自身を含む): 457228800

約数和(自身を除く): 251503460

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 71, 92, 115, 142, 230, 284, 355, 460, 710, 1420, 1633, 3266, 6299, 6532, 8165, 12598, 16330, 25196, 31495, 32660, 62990, 125980, 144877, 289754, 447229, 579508, 724385, 894458, 1448770, 1788916, 2236145, 2897540, 4472290, 8944580, 10286267, 20572534, 41145068, 51431335, 102862670, 205725340]

約数ペア:

[(1, 205725340), (2, 102862670), (4, 51431335), (5, 41145068), (10, 20572534), (20, 10286267), (23, 8944580), (46, 4472290), (71, 2897540), (92, 2236145), (115, 1788916), (142, 1448770), (230, 894458), (284, 724385), (355, 579508), (460, 447229), (710, 289754), (1420, 144877), (1633, 125980), (3266, 62990), (6299, 32660), (6532, 31495), (8165, 25196), (12598, 16330)]