195420080

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{25183}}^1$

素因数の和:25293

約数の個数: 40

約数和(自身を含む): 459053952

約数和(自身を除く): 263633872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 25183, 50366, 100732, 125915, 201464, 251830, 402928, 503660, 1007320, 2014640, 2442751, 4885502, 9771004, 12213755, 19542008, 24427510, 39084016, 48855020, 97710040, 195420080]

約数ペア:

[(1, 195420080), (2, 97710040), (4, 48855020), (5, 39084016), (8, 24427510), (10, 19542008), (16, 12213755), (20, 9771004), (40, 4885502), (80, 2442751), (97, 2014640), (194, 1007320), (388, 503660), (485, 402928), (776, 251830), (970, 201464), (1552, 125915), (1940, 100732), (3880, 50366), (7760, 25183)]