81997170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{88169}}^1$

素因数の和:88210

約数の個数: 32

約数和(自身を含む): 203143680

約数和(自身を除く): 121146510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 88169, 176338, 264507, 440845, 529014, 881690, 1322535, 2645070, 2733239, 5466478, 8199717, 13666195, 16399434, 27332390, 40998585, 81997170]

約数ペア:

[(1, 81997170), (2, 40998585), (3, 27332390), (5, 16399434), (6, 13666195), (10, 8199717), (15, 5466478), (30, 2733239), (31, 2645070), (62, 1322535), (93, 881690), (155, 529014), (186, 440845), (310, 264507), (465, 176338), (930, 88169)]