67940480

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1279}}^1$

素因数の和:1381

約数の個数: 64

約数和(自身を含む): 164505600

約数和(自身を除く): 96565120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 320, 332, 415, 640, 664, 830, 1279, 1328, 1660, 2558, 2656, 3320, 5116, 5312, 6395, 6640, 10232, 10624, 12790, 13280, 20464, 25580, 26560, 40928, 51160, 53120, 81856, 102320, 106157, 163712, 204640, 212314, 409280, 424628, 530785, 818560, 849256, 1061570, 1698512, 2123140, 3397024, 4246280, 6794048, 8492560, 13588096, 16985120, 33970240, 67940480]

約数ペア:

[(1, 67940480), (2, 33970240), (4, 16985120), (5, 13588096), (8, 8492560), (10, 6794048), (16, 4246280), (20, 3397024), (32, 2123140), (40, 1698512), (64, 1061570), (80, 849256), (83, 818560), (128, 530785), (160, 424628), (166, 409280), (320, 212314), (332, 204640), (415, 163712), (640, 106157), (664, 102320), (830, 81856), (1279, 53120), (1328, 51160), (1660, 40928), (2558, 26560), (2656, 25580), (3320, 20464), (5116, 13280), (5312, 12790), (6395, 10624), (6640, 10232)]