204069767525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{39139}}^1$

素因数の和:39486

約数の個数: 48

約数和(自身を含む): 278039287680

約数和(自身を除く): 73969520155

約数列:

[1, 5, 13, 25, 61, 65, 263, 305, 325, 793, 1315, 1525, 3419, 3965, 6575, 16043, 17095, 19825, 39139, 80215, 85475, 195695, 208559, 401075, 508807, 978475, 1042795, 2387479, 2544035, 5213975, 10293557, 11937395, 12720175, 31037227, 51467785, 59686975, 133816241, 155186135, 257338925, 627906977, 669081205, 775930675, 3139534885, 3345406025, 8162790701, 15697674425, 40813953505, 204069767525]

約数ペア:

[(1, 204069767525), (5, 40813953505), (13, 15697674425), (25, 8162790701), (61, 3345406025), (65, 3139534885), (263, 775930675), (305, 669081205), (325, 627906977), (793, 257338925), (1315, 155186135), (1525, 133816241), (3419, 59686975), (3965, 51467785), (6575, 31037227), (16043, 12720175), (17095, 11937395), (19825, 10293557), (39139, 5213975), (80215, 2544035), (85475, 2387479), (195695, 1042795), (208559, 978475), (401075, 508807)]