170438320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163883}}^1$

素因数の和:163909

約数の個数: 40

約数和(自身を含む): 426753936

約数和(自身を除く): 256315616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 163883, 327766, 655532, 819415, 1311064, 1638830, 2130479, 2622128, 3277660, 4260958, 6555320, 8521916, 10652395, 13110640, 17043832, 21304790, 34087664, 42609580, 85219160, 170438320]

約数ペア:

[(1, 170438320), (2, 85219160), (4, 42609580), (5, 34087664), (8, 21304790), (10, 17043832), (13, 13110640), (16, 10652395), (20, 8521916), (26, 6555320), (40, 4260958), (52, 3277660), (65, 2622128), (80, 2130479), (104, 1638830), (130, 1311064), (208, 819415), (260, 655532), (520, 327766), (1040, 163883)]