25965628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 52849440

約数和(自身を除く): 26883812

約数列:

[1, 2, 4, 13, 19, 26, 38, 41, 52, 76, 82, 164, 247, 494, 533, 641, 779, 988, 1066, 1282, 1558, 2132, 2564, 3116, 8333, 10127, 12179, 16666, 20254, 24358, 26281, 33332, 40508, 48716, 52562, 105124, 158327, 316654, 341653, 499339, 633308, 683306, 998678, 1366612, 1997356, 6491407, 12982814, 25965628]

約数ペア:

[(1, 25965628), (2, 12982814), (4, 6491407), (13, 1997356), (19, 1366612), (26, 998678), (38, 683306), (41, 633308), (52, 499339), (76, 341653), (82, 316654), (164, 158327), (247, 105124), (494, 52562), (533, 48716), (641, 40508), (779, 33332), (988, 26281), (1066, 24358), (1282, 20254), (1558, 16666), (2132, 12179), (2564, 10127), (3116, 8333)]