71379430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{653}}^1$

素因数の和:1320

約数の個数: 32

約数和(自身を含む): 136461024

約数和(自身を除く): 65081594

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 643, 653, 1286, 1306, 3215, 3265, 6430, 6530, 10931, 11101, 21862, 22202, 54655, 55505, 109310, 111010, 419879, 839758, 2099395, 4198790, 7137943, 14275886, 35689715, 71379430]

約数ペア:

[(1, 71379430), (2, 35689715), (5, 14275886), (10, 7137943), (17, 4198790), (34, 2099395), (85, 839758), (170, 419879), (643, 111010), (653, 109310), (1286, 55505), (1306, 54655), (3215, 22202), (3265, 21862), (6430, 11101), (6530, 10931)]