54878720

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:150

約数の個数: 160

約数和(自身を含む): 151584048

約数和(自身を除く): 96705328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 97, 104, 128, 130, 136, 160, 170, 194, 208, 221, 256, 260, 272, 320, 340, 388, 416, 442, 485, 512, 520, 544, 640, 680, 776, 832, 884, 970, 1040, 1088, 1105, 1261, 1280, 1360, 1552, 1649, 1664, 1768, 1940, 2080, 2176, 2210, 2522, 2560, 2720, 3104, 3298, 3328, 3536, 3880, 4160, 4352, 4420, 5044, 5440, 6208, 6305, 6596, 6656, 7072, 7760, 8245, 8320, 8704, 8840, 10088, 10880, 12416, 12610, 13192, 14144, 15520, 16490, 16640, 17680, 20176, 21437, 21760, 24832, 25220, 26384, 28288, 31040, 32980, 33280, 35360, 40352, 42874, 43520, 49664, 50440, 52768, 56576, 62080, 65960, 70720, 80704, 85748, 100880, 105536, 107185, 113152, 124160, 131920, 141440, 161408, 171496, 201760, 211072, 214370, 248320, 263840, 282880, 322816, 342992, 403520, 422144, 428740, 527680, 565760, 645632, 685984, 807040, 844288, 857480, 1055360, 1371968, 1614080, 1714960, 2110720, 2743936, 3228160, 3429920, 4221440, 5487872, 6859840, 10975744, 13719680, 27439360, 54878720]

約数ペア:

[(1, 54878720), (2, 27439360), (4, 13719680), (5, 10975744), (8, 6859840), (10, 5487872), (13, 4221440), (16, 3429920), (17, 3228160), (20, 2743936), (26, 2110720), (32, 1714960), (34, 1614080), (40, 1371968), (52, 1055360), (64, 857480), (65, 844288), (68, 807040), (80, 685984), (85, 645632), (97, 565760), (104, 527680), (128, 428740), (130, 422144), (136, 403520), (160, 342992), (170, 322816), (194, 282880), (208, 263840), (221, 248320), (256, 214370), (260, 211072), (272, 201760), (320, 171496), (340, 161408), (388, 141440), (416, 131920), (442, 124160), (485, 113152), (512, 107185), (520, 105536), (544, 100880), (640, 85748), (680, 80704), (776, 70720), (832, 65960), (884, 62080), (970, 56576), (1040, 52768), (1088, 50440), (1105, 49664), (1261, 43520), (1280, 42874), (1360, 40352), (1552, 35360), (1649, 33280), (1664, 32980), (1768, 31040), (1940, 28288), (2080, 26384), (2176, 25220), (2210, 24832), (2522, 21760), (2560, 21437), (2720, 20176), (3104, 17680), (3298, 16640), (3328, 16490), (3536, 15520), (3880, 14144), (4160, 13192), (4352, 12610), (4420, 12416), (5044, 10880), (5440, 10088), (6208, 8840), (6305, 8704), (6596, 8320), (6656, 8245), (7072, 7760)]