64131264

素因数分解:

$2^6\times 3^4\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 140

約数和(自身を含む): 193624200

約数和(自身を除く): 129492936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 89, 96, 108, 139, 144, 162, 178, 192, 216, 267, 278, 288, 324, 356, 417, 432, 534, 556, 576, 648, 712, 801, 834, 864, 1068, 1112, 1251, 1296, 1424, 1602, 1668, 1728, 2136, 2224, 2403, 2502, 2592, 2848, 3204, 3336, 3753, 4272, 4448, 4806, 5004, 5184, 5696, 6408, 6672, 7209, 7506, 8544, 8896, 9612, 10008, 11259, 12371, 12816, 13344, 14418, 15012, 17088, 19224, 20016, 22518, 24742, 25632, 26688, 28836, 30024, 37113, 38448, 40032, 45036, 49484, 51264, 57672, 60048, 74226, 76896, 80064, 90072, 98968, 111339, 115344, 120096, 148452, 153792, 180144, 197936, 222678, 230688, 240192, 296904, 334017, 360288, 395872, 445356, 461376, 593808, 668034, 720576, 791744, 890712, 1002051, 1187616, 1336068, 1781424, 2004102, 2375232, 2672136, 3562848, 4008204, 5344272, 7125696, 8016408, 10688544, 16032816, 21377088, 32065632, 64131264]

約数ペア:

[(1, 64131264), (2, 32065632), (3, 21377088), (4, 16032816), (6, 10688544), (8, 8016408), (9, 7125696), (12, 5344272), (16, 4008204), (18, 3562848), (24, 2672136), (27, 2375232), (32, 2004102), (36, 1781424), (48, 1336068), (54, 1187616), (64, 1002051), (72, 890712), (81, 791744), (89, 720576), (96, 668034), (108, 593808), (139, 461376), (144, 445356), (162, 395872), (178, 360288), (192, 334017), (216, 296904), (267, 240192), (278, 230688), (288, 222678), (324, 197936), (356, 180144), (417, 153792), (432, 148452), (534, 120096), (556, 115344), (576, 111339), (648, 98968), (712, 90072), (801, 80064), (834, 76896), (864, 74226), (1068, 60048), (1112, 57672), (1251, 51264), (1296, 49484), (1424, 45036), (1602, 40032), (1668, 38448), (1728, 37113), (2136, 30024), (2224, 28836), (2403, 26688), (2502, 25632), (2592, 24742), (2848, 22518), (3204, 20016), (3336, 19224), (3753, 17088), (4272, 15012), (4448, 14418), (4806, 13344), (5004, 12816), (5184, 12371), (5696, 11259), (6408, 10008), (6672, 9612), (7209, 8896), (7506, 8544)]