31629640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1361}}^1$

素因数の和:1462

約数の個数: 64

約数和(自身を含む): 82373760

約数和(自身を除く): 50744120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 415, 581, 664, 830, 1162, 1361, 1660, 2324, 2722, 2905, 3320, 4648, 5444, 5810, 6805, 9527, 10888, 11620, 13610, 19054, 23240, 27220, 38108, 47635, 54440, 76216, 95270, 112963, 190540, 225926, 381080, 451852, 564815, 790741, 903704, 1129630, 1581482, 2259260, 3162964, 3953705, 4518520, 6325928, 7907410, 15814820, 31629640]

約数ペア:

[(1, 31629640), (2, 15814820), (4, 7907410), (5, 6325928), (7, 4518520), (8, 3953705), (10, 3162964), (14, 2259260), (20, 1581482), (28, 1129630), (35, 903704), (40, 790741), (56, 564815), (70, 451852), (83, 381080), (140, 225926), (166, 190540), (280, 112963), (332, 95270), (415, 76216), (581, 54440), (664, 47635), (830, 38108), (1162, 27220), (1361, 23240), (1660, 19054), (2324, 13610), (2722, 11620), (2905, 10888), (3320, 9527), (4648, 6805), (5444, 5810)]