51509900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{39623}}^1$

素因数の和:39650

約数の個数: 36

約数和(自身を含む): 120377712

約数和(自身を除く): 68867812

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 39623, 79246, 158492, 198115, 396230, 515099, 792460, 990575, 1030198, 1981150, 2060396, 2575495, 3962300, 5150990, 10301980, 12877475, 25754950, 51509900]

約数ペア:

[(1, 51509900), (2, 25754950), (4, 12877475), (5, 10301980), (10, 5150990), (13, 3962300), (20, 2575495), (25, 2060396), (26, 1981150), (50, 1030198), (52, 990575), (65, 792460), (100, 515099), (130, 396230), (260, 198115), (325, 158492), (650, 79246), (1300, 39623)]