16616860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 38102400

約数和(自身を除く): 21485540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 809, 1027, 1580, 1618, 2054, 3236, 4045, 4108, 5135, 8090, 10270, 10517, 16180, 20540, 21034, 42068, 52585, 63911, 105170, 127822, 210340, 255644, 319555, 639110, 830843, 1278220, 1661686, 3323372, 4154215, 8308430, 16616860]

約数ペア:

[(1, 16616860), (2, 8308430), (4, 4154215), (5, 3323372), (10, 1661686), (13, 1278220), (20, 830843), (26, 639110), (52, 319555), (65, 255644), (79, 210340), (130, 127822), (158, 105170), (260, 63911), (316, 52585), (395, 42068), (790, 21034), (809, 20540), (1027, 16180), (1580, 10517), (1618, 10270), (2054, 8090), (3236, 5135), (4045, 4108)]