181037740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{16193}}^1$

素因数の和:16258

約数の個数: 48

約数和(自身を含む): 418971168

約数和(自身を除く): 237933428

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 11180, 16193, 32386, 64772, 80965, 161930, 210509, 323860, 421018, 696299, 842036, 1052545, 1392598, 2105090, 2785196, 3481495, 4210180, 6962990, 9051887, 13925980, 18103774, 36207548, 45259435, 90518870, 181037740]

約数ペア:

[(1, 181037740), (2, 90518870), (4, 45259435), (5, 36207548), (10, 18103774), (13, 13925980), (20, 9051887), (26, 6962990), (43, 4210180), (52, 3481495), (65, 2785196), (86, 2105090), (130, 1392598), (172, 1052545), (215, 842036), (260, 696299), (430, 421018), (559, 323860), (860, 210509), (1118, 161930), (2236, 80965), (2795, 64772), (5590, 32386), (11180, 16193)]