78666700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2741}}^1$

素因数の和:2803

約数の個数: 72

約数和(自身を含む): 199924704

約数和(自身を除く): 121258004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 50, 70, 82, 100, 140, 164, 175, 205, 287, 350, 410, 574, 700, 820, 1025, 1148, 1435, 2050, 2741, 2870, 4100, 5482, 5740, 7175, 10964, 13705, 14350, 19187, 27410, 28700, 38374, 54820, 68525, 76748, 95935, 112381, 137050, 191870, 224762, 274100, 383740, 449524, 479675, 561905, 786667, 959350, 1123810, 1573334, 1918700, 2247620, 2809525, 3146668, 3933335, 5619050, 7866670, 11238100, 15733340, 19666675, 39333350, 78666700]

約数ペア:

[(1, 78666700), (2, 39333350), (4, 19666675), (5, 15733340), (7, 11238100), (10, 7866670), (14, 5619050), (20, 3933335), (25, 3146668), (28, 2809525), (35, 2247620), (41, 1918700), (50, 1573334), (70, 1123810), (82, 959350), (100, 786667), (140, 561905), (164, 479675), (175, 449524), (205, 383740), (287, 274100), (350, 224762), (410, 191870), (574, 137050), (700, 112381), (820, 95935), (1025, 76748), (1148, 68525), (1435, 54820), (2050, 38374), (2741, 28700), (2870, 27410), (4100, 19187), (5482, 14350), (5740, 13705), (7175, 10964)]