168541250

素因数分解:

$2^1\times 5^4\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1368

約数の個数: 40

約数和(自身を含む): 319069740

約数和(自身を除く): 150528490

約数列:

[1, 2, 5, 10, 25, 50, 109, 125, 218, 250, 545, 625, 1090, 1237, 1250, 2474, 2725, 5450, 6185, 12370, 13625, 27250, 30925, 61850, 68125, 134833, 136250, 154625, 269666, 309250, 674165, 773125, 1348330, 1546250, 3370825, 6741650, 16854125, 33708250, 84270625, 168541250]

約数ペア:

[(1, 168541250), (2, 84270625), (5, 33708250), (10, 16854125), (25, 6741650), (50, 3370825), (109, 1546250), (125, 1348330), (218, 773125), (250, 674165), (545, 309250), (625, 269666), (1090, 154625), (1237, 136250), (1250, 134833), (2474, 68125), (2725, 61850), (5450, 30925), (6185, 27250), (12370, 13625)]