85805070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{220013}}^1$

素因数の和:220036

約数の個数: 32

約数和(自身を含む): 221774112

約数和(自身を除く): 135969042

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 220013, 440026, 660039, 1100065, 1320078, 2200130, 2860169, 3300195, 5720338, 6600390, 8580507, 14300845, 17161014, 28601690, 42902535, 85805070]

約数ペア:

[(1, 85805070), (2, 42902535), (3, 28601690), (5, 17161014), (6, 14300845), (10, 8580507), (13, 6600390), (15, 5720338), (26, 3300195), (30, 2860169), (39, 2200130), (65, 1320078), (78, 1100065), (130, 660039), (195, 440026), (390, 220013)]