155031310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71443}}^1$

素因数の和:71488

約数の個数: 32

約数和(自身を含む): 329213952

約数和(自身を除く): 174182642

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 71443, 142886, 357215, 500101, 714430, 1000202, 2214733, 2500505, 4429466, 5001010, 11073665, 15503131, 22147330, 31006262, 77515655, 155031310]

約数ペア:

[(1, 155031310), (2, 77515655), (5, 31006262), (7, 22147330), (10, 15503131), (14, 11073665), (31, 5001010), (35, 4429466), (62, 2500505), (70, 2214733), (155, 1000202), (217, 714430), (310, 500101), (434, 357215), (1085, 142886), (2170, 71443)]