26721760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:500

約数の個数: 96

約数和(自身を含む): 70489440

約数和(自身を除く): 43767680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 65, 80, 104, 116, 130, 145, 160, 208, 232, 260, 290, 377, 416, 443, 464, 520, 580, 754, 886, 928, 1040, 1160, 1508, 1772, 1885, 2080, 2215, 2320, 3016, 3544, 3770, 4430, 4640, 5759, 6032, 7088, 7540, 8860, 11518, 12064, 12847, 14176, 15080, 17720, 23036, 25694, 28795, 30160, 35440, 46072, 51388, 57590, 60320, 64235, 70880, 92144, 102776, 115180, 128470, 167011, 184288, 205552, 230360, 256940, 334022, 411104, 460720, 513880, 668044, 835055, 921440, 1027760, 1336088, 1670110, 2055520, 2672176, 3340220, 5344352, 6680440, 13360880, 26721760]

約数ペア:

[(1, 26721760), (2, 13360880), (4, 6680440), (5, 5344352), (8, 3340220), (10, 2672176), (13, 2055520), (16, 1670110), (20, 1336088), (26, 1027760), (29, 921440), (32, 835055), (40, 668044), (52, 513880), (58, 460720), (65, 411104), (80, 334022), (104, 256940), (116, 230360), (130, 205552), (145, 184288), (160, 167011), (208, 128470), (232, 115180), (260, 102776), (290, 92144), (377, 70880), (416, 64235), (443, 60320), (464, 57590), (520, 51388), (580, 46072), (754, 35440), (886, 30160), (928, 28795), (1040, 25694), (1160, 23036), (1508, 17720), (1772, 15080), (1885, 14176), (2080, 12847), (2215, 12064), (2320, 11518), (3016, 8860), (3544, 7540), (3770, 7088), (4430, 6032), (4640, 5759)]