47921900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 113159424

約数和(自身を除く): 65237524

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 191, 193, 260, 325, 382, 386, 650, 764, 772, 955, 965, 1300, 1910, 1930, 2483, 2509, 3820, 3860, 4775, 4825, 4966, 5018, 9550, 9650, 9932, 10036, 12415, 12545, 19100, 19300, 24830, 25090, 36863, 49660, 50180, 62075, 62725, 73726, 124150, 125450, 147452, 184315, 248300, 250900, 368630, 479219, 737260, 921575, 958438, 1843150, 1916876, 2396095, 3686300, 4792190, 9584380, 11980475, 23960950, 47921900]

約数ペア:

[(1, 47921900), (2, 23960950), (4, 11980475), (5, 9584380), (10, 4792190), (13, 3686300), (20, 2396095), (25, 1916876), (26, 1843150), (50, 958438), (52, 921575), (65, 737260), (100, 479219), (130, 368630), (191, 250900), (193, 248300), (260, 184315), (325, 147452), (382, 125450), (386, 124150), (650, 73726), (764, 62725), (772, 62075), (955, 50180), (965, 49660), (1300, 36863), (1910, 25090), (1930, 24830), (2483, 19300), (2509, 19100), (3820, 12545), (3860, 12415), (4775, 10036), (4825, 9932), (4966, 9650), (5018, 9550)]