68461328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 60

約数和(自身を含む): 146930700

約数和(自身を除く): 78469372

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 149, 188, 208, 298, 376, 596, 611, 752, 1192, 1222, 1937, 2209, 2384, 2444, 3874, 4418, 4888, 7003, 7748, 8836, 9776, 14006, 15496, 17672, 28012, 28717, 30992, 35344, 56024, 57434, 91039, 112048, 114868, 182078, 229736, 329141, 364156, 459472, 658282, 728312, 1316564, 1456624, 2633128, 4278833, 5266256, 8557666, 17115332, 34230664, 68461328]

約数ペア:

[(1, 68461328), (2, 34230664), (4, 17115332), (8, 8557666), (13, 5266256), (16, 4278833), (26, 2633128), (47, 1456624), (52, 1316564), (94, 728312), (104, 658282), (149, 459472), (188, 364156), (208, 329141), (298, 229736), (376, 182078), (596, 114868), (611, 112048), (752, 91039), (1192, 57434), (1222, 56024), (1937, 35344), (2209, 30992), (2384, 28717), (2444, 28012), (3874, 17672), (4418, 15496), (4888, 14006), (7003, 9776), (7748, 8836)]