49890880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:276

約数の個数: 112

約数和(自身を含む): 130576320

約数和(自身を除く): 80685440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 67, 80, 104, 130, 134, 160, 179, 208, 260, 268, 320, 335, 358, 416, 520, 536, 670, 716, 832, 871, 895, 1040, 1072, 1340, 1432, 1742, 1790, 2080, 2144, 2327, 2680, 2864, 3484, 3580, 4160, 4288, 4355, 4654, 5360, 5728, 6968, 7160, 8710, 9308, 10720, 11456, 11635, 11993, 13936, 14320, 17420, 18616, 21440, 23270, 23986, 27872, 28640, 34840, 37232, 46540, 47972, 55744, 57280, 59965, 69680, 74464, 93080, 95944, 119930, 139360, 148928, 155909, 186160, 191888, 239860, 278720, 311818, 372320, 383776, 479720, 623636, 744640, 767552, 779545, 959440, 1247272, 1559090, 1918880, 2494544, 3118180, 3837760, 4989088, 6236360, 9978176, 12472720, 24945440, 49890880]

約数ペア:

[(1, 49890880), (2, 24945440), (4, 12472720), (5, 9978176), (8, 6236360), (10, 4989088), (13, 3837760), (16, 3118180), (20, 2494544), (26, 1918880), (32, 1559090), (40, 1247272), (52, 959440), (64, 779545), (65, 767552), (67, 744640), (80, 623636), (104, 479720), (130, 383776), (134, 372320), (160, 311818), (179, 278720), (208, 239860), (260, 191888), (268, 186160), (320, 155909), (335, 148928), (358, 139360), (416, 119930), (520, 95944), (536, 93080), (670, 74464), (716, 69680), (832, 59965), (871, 57280), (895, 55744), (1040, 47972), (1072, 46540), (1340, 37232), (1432, 34840), (1742, 28640), (1790, 27872), (2080, 23986), (2144, 23270), (2327, 21440), (2680, 18616), (2864, 17420), (3484, 14320), (3580, 13936), (4160, 11993), (4288, 11635), (4355, 11456), (4654, 10720), (5360, 9308), (5728, 8710), (6968, 7160)]