31989328

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 74280960

約数和(自身を除く): 42291632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 59, 94, 103, 112, 118, 188, 206, 236, 329, 376, 412, 413, 472, 658, 721, 752, 824, 826, 944, 1316, 1442, 1648, 1652, 2632, 2773, 2884, 3304, 4841, 5264, 5546, 5768, 6077, 6608, 9682, 11092, 11536, 12154, 19364, 19411, 22184, 24308, 33887, 38728, 38822, 42539, 44368, 48616, 67774, 77456, 77644, 85078, 97232, 135548, 155288, 170156, 271096, 285619, 310576, 340312, 542192, 571238, 680624, 1142476, 1999333, 2284952, 3998666, 4569904, 7997332, 15994664, 31989328]

約数ペア:

[(1, 31989328), (2, 15994664), (4, 7997332), (7, 4569904), (8, 3998666), (14, 2284952), (16, 1999333), (28, 1142476), (47, 680624), (56, 571238), (59, 542192), (94, 340312), (103, 310576), (112, 285619), (118, 271096), (188, 170156), (206, 155288), (236, 135548), (329, 97232), (376, 85078), (412, 77644), (413, 77456), (472, 67774), (658, 48616), (721, 44368), (752, 42539), (824, 38822), (826, 38728), (944, 33887), (1316, 24308), (1442, 22184), (1648, 19411), (1652, 19364), (2632, 12154), (2773, 11536), (2884, 11092), (3304, 9682), (4841, 6608), (5264, 6077), (5546, 5768)]