125616080

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{25741}}^1$

素因数の和:25815

約数の個数: 40

約数和(自身を含む): 296856744

約数和(自身を除く): 171240664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 25741, 51482, 102964, 128705, 205928, 257410, 411856, 514820, 1029640, 1570201, 2059280, 3140402, 6280804, 7851005, 12561608, 15702010, 25123216, 31404020, 62808040, 125616080]

約数ペア:

[(1, 125616080), (2, 62808040), (4, 31404020), (5, 25123216), (8, 15702010), (10, 12561608), (16, 7851005), (20, 6280804), (40, 3140402), (61, 2059280), (80, 1570201), (122, 1029640), (244, 514820), (305, 411856), (488, 257410), (610, 205928), (976, 128705), (1220, 102964), (2440, 51482), (4880, 25741)]