31867520

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:166

約数の個数: 128

約数和(自身を含む): 84272400

約数和(自身を除く): 52404880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 64, 68, 80, 85, 101, 116, 128, 136, 145, 160, 170, 202, 232, 272, 290, 320, 340, 404, 464, 493, 505, 544, 580, 640, 680, 808, 928, 986, 1010, 1088, 1160, 1360, 1616, 1717, 1856, 1972, 2020, 2176, 2320, 2465, 2720, 2929, 3232, 3434, 3712, 3944, 4040, 4640, 4930, 5440, 5858, 6464, 6868, 7888, 8080, 8585, 9280, 9860, 10880, 11716, 12928, 13736, 14645, 15776, 16160, 17170, 18560, 19720, 23432, 27472, 29290, 31552, 32320, 34340, 39440, 46864, 49793, 54944, 58580, 63104, 64640, 68680, 78880, 93728, 99586, 109888, 117160, 137360, 157760, 187456, 199172, 219776, 234320, 248965, 274720, 315520, 374912, 398344, 468640, 497930, 549440, 796688, 937280, 995860, 1098880, 1593376, 1874560, 1991720, 3186752, 3983440, 6373504, 7966880, 15933760, 31867520]

約数ペア:

[(1, 31867520), (2, 15933760), (4, 7966880), (5, 6373504), (8, 3983440), (10, 3186752), (16, 1991720), (17, 1874560), (20, 1593376), (29, 1098880), (32, 995860), (34, 937280), (40, 796688), (58, 549440), (64, 497930), (68, 468640), (80, 398344), (85, 374912), (101, 315520), (116, 274720), (128, 248965), (136, 234320), (145, 219776), (160, 199172), (170, 187456), (202, 157760), (232, 137360), (272, 117160), (290, 109888), (320, 99586), (340, 93728), (404, 78880), (464, 68680), (493, 64640), (505, 63104), (544, 58580), (580, 54944), (640, 49793), (680, 46864), (808, 39440), (928, 34340), (986, 32320), (1010, 31552), (1088, 29290), (1160, 27472), (1360, 23432), (1616, 19720), (1717, 18560), (1856, 17170), (1972, 16160), (2020, 15776), (2176, 14645), (2320, 13736), (2465, 12928), (2720, 11716), (2929, 10880), (3232, 9860), (3434, 9280), (3712, 8585), (3944, 8080), (4040, 7888), (4640, 6868), (4930, 6464), (5440, 5858)]