680187664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{6827}}^1$

素因数の和:7327

約数の個数: 40

約数和(自身を含む): 1422408960

約数和(自身を除く): 742221296

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 479, 958, 1916, 3832, 6227, 6827, 7664, 12454, 13654, 24908, 27308, 49816, 54616, 88751, 99632, 109232, 177502, 355004, 710008, 1420016, 3270133, 6540266, 13080532, 26161064, 42511729, 52322128, 85023458, 170046916, 340093832, 680187664]

約数ペア:

[(1, 680187664), (2, 340093832), (4, 170046916), (8, 85023458), (13, 52322128), (16, 42511729), (26, 26161064), (52, 13080532), (104, 6540266), (208, 3270133), (479, 1420016), (958, 710008), (1916, 355004), (3832, 177502), (6227, 109232), (6827, 99632), (7664, 88751), (12454, 54616), (13654, 49816), (24908, 27308)]