264345250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:692

約数の個数: 64

約数和(自身を含む): 537264000

約数和(自身を除く): 272918750

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 163, 250, 325, 326, 499, 650, 815, 998, 1625, 1630, 2119, 2495, 3250, 4075, 4238, 4990, 6487, 8150, 10595, 12475, 12974, 20375, 21190, 24950, 32435, 40750, 52975, 62375, 64870, 81337, 105950, 124750, 162175, 162674, 264875, 324350, 406685, 529750, 810875, 813370, 1057381, 1621750, 2033425, 2114762, 4066850, 5286905, 10167125, 10573810, 20334250, 26434525, 52869050, 132172625, 264345250]

約数ペア:

[(1, 264345250), (2, 132172625), (5, 52869050), (10, 26434525), (13, 20334250), (25, 10573810), (26, 10167125), (50, 5286905), (65, 4066850), (125, 2114762), (130, 2033425), (163, 1621750), (250, 1057381), (325, 813370), (326, 810875), (499, 529750), (650, 406685), (815, 324350), (998, 264875), (1625, 162674), (1630, 162175), (2119, 124750), (2495, 105950), (3250, 81337), (4075, 64870), (4238, 62375), (4990, 52975), (6487, 40750), (8150, 32435), (10595, 24950), (12475, 21190), (12974, 20375)]