200995600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{38653}}^1$

素因数の和:38684

約数の個数: 60

約数和(自身を含む): 520050916

約数和(自身を除く): 319055316

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 38653, 77306, 154612, 193265, 309224, 386530, 502489, 618448, 773060, 966325, 1004978, 1546120, 1932650, 2009956, 2512445, 3092240, 3865300, 4019912, 5024890, 7730600, 8039824, 10049780, 12562225, 15461200, 20099560, 25124450, 40199120, 50248900, 100497800, 200995600]

約数ペア:

[(1, 200995600), (2, 100497800), (4, 50248900), (5, 40199120), (8, 25124450), (10, 20099560), (13, 15461200), (16, 12562225), (20, 10049780), (25, 8039824), (26, 7730600), (40, 5024890), (50, 4019912), (52, 3865300), (65, 3092240), (80, 2512445), (100, 2009956), (104, 1932650), (130, 1546120), (200, 1004978), (208, 966325), (260, 773060), (325, 618448), (400, 502489), (520, 386530), (650, 309224), (1040, 193265), (1300, 154612), (2600, 77306), (5200, 38653)]