72734270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1621}}^1$

素因数の和:2276

約数の個数: 32

約数和(自身を含む): 149950656

約数和(自身を除く): 77216386

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 641, 1282, 1621, 3205, 3242, 4487, 6410, 8105, 8974, 11347, 16210, 22435, 22694, 44870, 56735, 113470, 1039061, 2078122, 5195305, 7273427, 10390610, 14546854, 36367135, 72734270]

約数ペア:

[(1, 72734270), (2, 36367135), (5, 14546854), (7, 10390610), (10, 7273427), (14, 5195305), (35, 2078122), (70, 1039061), (641, 113470), (1282, 56735), (1621, 44870), (3205, 22694), (3242, 22435), (4487, 16210), (6410, 11347), (8105, 8974)]