64761872

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:328

約数の個数: 80

約数和(自身を含む): 150466560

約数和(自身を除く): 85704688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 127, 157, 203, 232, 254, 314, 406, 464, 508, 628, 812, 889, 1016, 1099, 1256, 1624, 1778, 2032, 2198, 2512, 3248, 3556, 3683, 4396, 4553, 7112, 7366, 8792, 9106, 14224, 14732, 17584, 18212, 19939, 25781, 29464, 31871, 36424, 39878, 51562, 58928, 63742, 72848, 79756, 103124, 127484, 139573, 159512, 206248, 254968, 279146, 319024, 412496, 509936, 558292, 578231, 1116584, 1156462, 2233168, 2312924, 4047617, 4625848, 8095234, 9251696, 16190468, 32380936, 64761872]

約数ペア:

[(1, 64761872), (2, 32380936), (4, 16190468), (7, 9251696), (8, 8095234), (14, 4625848), (16, 4047617), (28, 2312924), (29, 2233168), (56, 1156462), (58, 1116584), (112, 578231), (116, 558292), (127, 509936), (157, 412496), (203, 319024), (232, 279146), (254, 254968), (314, 206248), (406, 159512), (464, 139573), (508, 127484), (628, 103124), (812, 79756), (889, 72848), (1016, 63742), (1099, 58928), (1256, 51562), (1624, 39878), (1778, 36424), (2032, 31871), (2198, 29464), (2512, 25781), (3248, 19939), (3556, 18212), (3683, 17584), (4396, 14732), (4553, 14224), (7112, 9106), (7366, 8792)]