199457960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383573}}^1$

素因数の和:383597

約数の個数: 32

約数和(自身を含む): 483303240

約数和(自身を除く): 283845280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 383573, 767146, 1534292, 1917865, 3068584, 3835730, 4986449, 7671460, 9972898, 15342920, 19945796, 24932245, 39891592, 49864490, 99728980, 199457960]

約数ペア:

[(1, 199457960), (2, 99728980), (4, 49864490), (5, 39891592), (8, 24932245), (10, 19945796), (13, 15342920), (20, 9972898), (26, 7671460), (40, 4986449), (52, 3835730), (65, 3068584), (104, 1917865), (130, 1534292), (260, 767146), (520, 383573)]