31420856

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 62797320

約数和(自身を除く): 31376464

約数列:

[1, 2, 4, 8, 31, 61, 62, 67, 122, 124, 134, 244, 248, 268, 488, 536, 961, 1891, 1922, 2077, 3782, 3844, 4087, 4154, 7564, 7688, 8174, 8308, 15128, 16348, 16616, 32696, 58621, 64387, 117242, 126697, 128774, 234484, 253394, 257548, 468968, 506788, 515096, 1013576, 3927607, 7855214, 15710428, 31420856]

約数ペア:

[(1, 31420856), (2, 15710428), (4, 7855214), (8, 3927607), (31, 1013576), (61, 515096), (62, 506788), (67, 468968), (122, 257548), (124, 253394), (134, 234484), (244, 128774), (248, 126697), (268, 117242), (488, 64387), (536, 58621), (961, 32696), (1891, 16616), (1922, 16348), (2077, 15128), (3782, 8308), (3844, 8174), (4087, 7688), (4154, 7564)]