156637540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1\times {\mathrm{307}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 334680192

約数和(自身を除く): 178042652

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 263, 307, 388, 485, 526, 614, 970, 1052, 1228, 1315, 1535, 1940, 2630, 3070, 5260, 6140, 25511, 29779, 51022, 59558, 80741, 102044, 119116, 127555, 148895, 161482, 255110, 297790, 322964, 403705, 510220, 595580, 807410, 1614820, 7831877, 15663754, 31327508, 39159385, 78318770, 156637540]

約数ペア:

[(1, 156637540), (2, 78318770), (4, 39159385), (5, 31327508), (10, 15663754), (20, 7831877), (97, 1614820), (194, 807410), (263, 595580), (307, 510220), (388, 403705), (485, 322964), (526, 297790), (614, 255110), (970, 161482), (1052, 148895), (1228, 127555), (1315, 119116), (1535, 102044), (1940, 80741), (2630, 59558), (3070, 51022), (5260, 29779), (6140, 25511)]