80998340

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{24251}}^1$

素因数の和:24427

約数の個数: 24

約数和(自身を含む): 171122112

約数和(自身を除く): 90123772

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 24251, 48502, 97004, 121255, 242510, 485020, 4049917, 8099834, 16199668, 20249585, 40499170, 80998340]

約数ペア:

[(1, 80998340), (2, 40499170), (4, 20249585), (5, 16199668), (10, 8099834), (20, 4049917), (167, 485020), (334, 242510), (668, 121255), (835, 97004), (1670, 48502), (3340, 24251)]