996952190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{433}}^1$

素因数の和:741

約数の個数: 64

約数和(自身を含む): 1968624000

約数和(自身を除く): 971671810

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 199, 398, 433, 445, 866, 890, 995, 1157, 1990, 2165, 2314, 2587, 4330, 5174, 5629, 5785, 11258, 11570, 12935, 17711, 25870, 28145, 35422, 38537, 56290, 77074, 86167, 88555, 172334, 177110, 192685, 230243, 385370, 430835, 460486, 500981, 861670, 1001962, 1120171, 1151215, 2240342, 2302430, 2504905, 5009810, 5600855, 7668863, 11201710, 15337726, 38344315, 76688630, 99695219, 199390438, 498476095, 996952190]

約数ペア:

[(1, 996952190), (2, 498476095), (5, 199390438), (10, 99695219), (13, 76688630), (26, 38344315), (65, 15337726), (89, 11201710), (130, 7668863), (178, 5600855), (199, 5009810), (398, 2504905), (433, 2302430), (445, 2240342), (866, 1151215), (890, 1120171), (995, 1001962), (1157, 861670), (1990, 500981), (2165, 460486), (2314, 430835), (2587, 385370), (4330, 230243), (5174, 192685), (5629, 177110), (5785, 172334), (11258, 88555), (11570, 86167), (12935, 77074), (17711, 56290), (25870, 38537), (28145, 35422)]