28529800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10973}}^1$

素因数の和:11002

約数の個数: 48

約数和(自身を含む): 71440740

約数和(自身を除く): 42910940

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 10973, 21946, 43892, 54865, 87784, 109730, 142649, 219460, 274325, 285298, 438920, 548650, 570596, 713245, 1097300, 1141192, 1426490, 2194600, 2852980, 3566225, 5705960, 7132450, 14264900, 28529800]

約数ペア:

[(1, 28529800), (2, 14264900), (4, 7132450), (5, 5705960), (8, 3566225), (10, 2852980), (13, 2194600), (20, 1426490), (25, 1141192), (26, 1097300), (40, 713245), (50, 570596), (52, 548650), (65, 438920), (100, 285298), (104, 274325), (130, 219460), (200, 142649), (260, 109730), (325, 87784), (520, 54865), (650, 43892), (1300, 21946), (2600, 10973)]