65241920

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:280

約数の個数: 112

約数和(自身を含む): 167883840

約数和(自身を除く): 102641920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 67, 68, 80, 85, 134, 136, 160, 170, 179, 268, 272, 320, 335, 340, 358, 536, 544, 670, 680, 716, 895, 1072, 1088, 1139, 1340, 1360, 1432, 1790, 2144, 2278, 2680, 2720, 2864, 3043, 3580, 4288, 4556, 5360, 5440, 5695, 5728, 6086, 7160, 9112, 10720, 11390, 11456, 11993, 12172, 14320, 15215, 18224, 21440, 22780, 23986, 24344, 28640, 30430, 36448, 45560, 47972, 48688, 57280, 59965, 60860, 72896, 91120, 95944, 97376, 119930, 121720, 182240, 191888, 194752, 203881, 239860, 243440, 364480, 383776, 407762, 479720, 486880, 767552, 815524, 959440, 973760, 1019405, 1631048, 1918880, 2038810, 3262096, 3837760, 4077620, 6524192, 8155240, 13048384, 16310480, 32620960, 65241920]

約数ペア:

[(1, 65241920), (2, 32620960), (4, 16310480), (5, 13048384), (8, 8155240), (10, 6524192), (16, 4077620), (17, 3837760), (20, 3262096), (32, 2038810), (34, 1918880), (40, 1631048), (64, 1019405), (67, 973760), (68, 959440), (80, 815524), (85, 767552), (134, 486880), (136, 479720), (160, 407762), (170, 383776), (179, 364480), (268, 243440), (272, 239860), (320, 203881), (335, 194752), (340, 191888), (358, 182240), (536, 121720), (544, 119930), (670, 97376), (680, 95944), (716, 91120), (895, 72896), (1072, 60860), (1088, 59965), (1139, 57280), (1340, 48688), (1360, 47972), (1432, 45560), (1790, 36448), (2144, 30430), (2278, 28640), (2680, 24344), (2720, 23986), (2864, 22780), (3043, 21440), (3580, 18224), (4288, 15215), (4556, 14320), (5360, 12172), (5440, 11993), (5695, 11456), (5728, 11390), (6086, 10720), (7160, 9112)]