128693570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{1181}}^1$

素因数の和:1846

約数の個数: 32

約数和(自身を含む): 245865456

約数和(自身を除く): 117171886

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 641, 1181, 1282, 2362, 3205, 5905, 6410, 10897, 11810, 20077, 21794, 40154, 54485, 100385, 108970, 200770, 757021, 1514042, 3785105, 7570210, 12869357, 25738714, 64346785, 128693570]

約数ペア:

[(1, 128693570), (2, 64346785), (5, 25738714), (10, 12869357), (17, 7570210), (34, 3785105), (85, 1514042), (170, 757021), (641, 200770), (1181, 108970), (1282, 100385), (2362, 54485), (3205, 40154), (5905, 21794), (6410, 20077), (10897, 11810)]