25003810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 27250910

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 53, 65, 95, 106, 130, 190, 191, 247, 265, 382, 494, 530, 689, 955, 1007, 1235, 1378, 1910, 2014, 2470, 2483, 3445, 3629, 4966, 5035, 6890, 7258, 10070, 10123, 12415, 13091, 18145, 20246, 24830, 26182, 36290, 47177, 50615, 65455, 94354, 101230, 130910, 131599, 192337, 235885, 263198, 384674, 471770, 657995, 961685, 1315990, 1923370, 2500381, 5000762, 12501905, 25003810]

約数ペア:

[(1, 25003810), (2, 12501905), (5, 5000762), (10, 2500381), (13, 1923370), (19, 1315990), (26, 961685), (38, 657995), (53, 471770), (65, 384674), (95, 263198), (106, 235885), (130, 192337), (190, 131599), (191, 130910), (247, 101230), (265, 94354), (382, 65455), (494, 50615), (530, 47177), (689, 36290), (955, 26182), (1007, 24830), (1235, 20246), (1378, 18145), (1910, 13091), (2014, 12415), (2470, 10123), (2483, 10070), (3445, 7258), (3629, 6890), (4966, 5035)]