31352464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:296

約数の個数: 80

約数和(自身を含む): 72745344

約数和(自身を除く): 41392880

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 71, 88, 104, 142, 143, 176, 193, 208, 284, 286, 386, 568, 572, 772, 781, 923, 1136, 1144, 1544, 1562, 1846, 2123, 2288, 2509, 3088, 3124, 3692, 4246, 5018, 6248, 7384, 8492, 10036, 10153, 12496, 13703, 14768, 16984, 20072, 20306, 27406, 27599, 33968, 40144, 40612, 54812, 55198, 81224, 109624, 110396, 150733, 162448, 178139, 219248, 220792, 301466, 356278, 441584, 602932, 712556, 1205864, 1425112, 1959529, 2411728, 2850224, 3919058, 7838116, 15676232, 31352464]

約数ペア:

[(1, 31352464), (2, 15676232), (4, 7838116), (8, 3919058), (11, 2850224), (13, 2411728), (16, 1959529), (22, 1425112), (26, 1205864), (44, 712556), (52, 602932), (71, 441584), (88, 356278), (104, 301466), (142, 220792), (143, 219248), (176, 178139), (193, 162448), (208, 150733), (284, 110396), (286, 109624), (386, 81224), (568, 55198), (572, 54812), (772, 40612), (781, 40144), (923, 33968), (1136, 27599), (1144, 27406), (1544, 20306), (1562, 20072), (1846, 16984), (2123, 14768), (2288, 13703), (2509, 12496), (3088, 10153), (3124, 10036), (3692, 8492), (4246, 7384), (5018, 6248)]