2580998264

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1\times {\mathrm{863}}^1$

素因数の和:1224

約数の個数: 64

約数和(自身を含む): 5279904000

約数和(自身を除く): 2698905736

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 193, 298, 386, 596, 772, 863, 1192, 1544, 1726, 1937, 2509, 3452, 3874, 5018, 6904, 7748, 10036, 11219, 15496, 20072, 22438, 28757, 44876, 57514, 89752, 115028, 128587, 166559, 230056, 257174, 333118, 373841, 514348, 666236, 747682, 1028696, 1332472, 1495364, 1671631, 2165267, 2990728, 3343262, 4330534, 6686524, 8661068, 13373048, 17322136, 24817291, 49634582, 99269164, 198538328, 322624783, 645249566, 1290499132, 2580998264]

約数ペア:

[(1, 2580998264), (2, 1290499132), (4, 645249566), (8, 322624783), (13, 198538328), (26, 99269164), (52, 49634582), (104, 24817291), (149, 17322136), (193, 13373048), (298, 8661068), (386, 6686524), (596, 4330534), (772, 3343262), (863, 2990728), (1192, 2165267), (1544, 1671631), (1726, 1495364), (1937, 1332472), (2509, 1028696), (3452, 747682), (3874, 666236), (5018, 514348), (6904, 373841), (7748, 333118), (10036, 257174), (11219, 230056), (15496, 166559), (20072, 128587), (22438, 115028), (28757, 89752), (44876, 57514)]