325673720

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{64109}}^1$

素因数の和:64247

約数の個数: 32

約数和(自身を含む): 738547200

約数和(自身を除く): 412873480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 64109, 128218, 256436, 320545, 512872, 641090, 1282180, 2564360, 8141843, 16283686, 32567372, 40709215, 65134744, 81418430, 162836860, 325673720]

約数ペア:

[(1, 325673720), (2, 162836860), (4, 81418430), (5, 65134744), (8, 40709215), (10, 32567372), (20, 16283686), (40, 8141843), (127, 2564360), (254, 1282180), (508, 641090), (635, 512872), (1016, 320545), (1270, 256436), (2540, 128218), (5080, 64109)]