82893640

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{3203}}^1$

素因数の和:3861

約数の個数: 32

約数和(自身を含む): 186857280

約数和(自身を除く): 103963640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1294, 2588, 3203, 3235, 5176, 6406, 6470, 12812, 12940, 16015, 25624, 25880, 32030, 64060, 128120, 2072341, 4144682, 8289364, 10361705, 16578728, 20723410, 41446820, 82893640]

約数ペア:

[(1, 82893640), (2, 41446820), (4, 20723410), (5, 16578728), (8, 10361705), (10, 8289364), (20, 4144682), (40, 2072341), (647, 128120), (1294, 64060), (2588, 32030), (3203, 25880), (3235, 25624), (5176, 16015), (6406, 12940), (6470, 12812)]