156937370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{4639}}^1$

素因数の和:4862

約数の個数: 32

約数和(自身を含む): 300672000

約数和(自身を除く): 143734630

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 199, 398, 995, 1990, 3383, 4639, 6766, 9278, 16915, 23195, 33830, 46390, 78863, 157726, 394315, 788630, 923161, 1846322, 4615805, 9231610, 15693737, 31387474, 78468685, 156937370]

約数ペア:

[(1, 156937370), (2, 78468685), (5, 31387474), (10, 15693737), (17, 9231610), (34, 4615805), (85, 1846322), (170, 923161), (199, 788630), (398, 394315), (995, 157726), (1990, 78863), (3383, 46390), (4639, 33830), (6766, 23195), (9278, 16915)]