52939900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 124946864

約数和(自身を除く): 72006964

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 193, 211, 260, 325, 386, 422, 650, 772, 844, 965, 1055, 1300, 1930, 2110, 2509, 2743, 3860, 4220, 4825, 5018, 5275, 5486, 9650, 10036, 10550, 10972, 12545, 13715, 19300, 21100, 25090, 27430, 40723, 50180, 54860, 62725, 68575, 81446, 125450, 137150, 162892, 203615, 250900, 274300, 407230, 529399, 814460, 1018075, 1058798, 2036150, 2117596, 2646995, 4072300, 5293990, 10587980, 13234975, 26469950, 52939900]

約数ペア:

[(1, 52939900), (2, 26469950), (4, 13234975), (5, 10587980), (10, 5293990), (13, 4072300), (20, 2646995), (25, 2117596), (26, 2036150), (50, 1058798), (52, 1018075), (65, 814460), (100, 529399), (130, 407230), (193, 274300), (211, 250900), (260, 203615), (325, 162892), (386, 137150), (422, 125450), (650, 81446), (772, 68575), (844, 62725), (965, 54860), (1055, 50180), (1300, 40723), (1930, 27430), (2110, 25090), (2509, 21100), (2743, 19300), (3860, 13715), (4220, 12545), (4825, 10972), (5018, 10550), (5275, 10036), (5486, 9650)]