81421630

素因数分解:

$2^1\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{7001}}^1$

素因数の和:8171

約数の個数: 16

約数和(自身を含む): 146705904

約数和(自身を除く): 65284274

約数列:

[1, 2, 5, 10, 1163, 2326, 5815, 7001, 11630, 14002, 35005, 70010, 8142163, 16284326, 40710815, 81421630]

約数ペア:

[(1, 81421630), (2, 40710815), (5, 16284326), (10, 8142163), (1163, 70010), (2326, 35005), (5815, 14002), (7001, 11630)]