155302990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1\times {\mathrm{1399}}^1$

素因数の和:2076

約数の個数: 32

約数和(自身を含む): 296654400

約数和(自身を除く): 141351410

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 653, 1306, 1399, 2798, 3265, 6530, 6995, 11101, 13990, 22202, 23783, 47566, 55505, 111010, 118915, 237830, 913547, 1827094, 4567735, 9135470, 15530299, 31060598, 77651495, 155302990]

約数ペア:

[(1, 155302990), (2, 77651495), (5, 31060598), (10, 15530299), (17, 9135470), (34, 4567735), (85, 1827094), (170, 913547), (653, 237830), (1306, 118915), (1399, 111010), (2798, 55505), (3265, 47566), (6530, 23783), (6995, 22202), (11101, 13990)]