25809536

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 56457000

約数和(自身を除く): 30647464

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 64, 68, 116, 128, 136, 232, 272, 409, 464, 493, 544, 818, 928, 986, 1088, 1636, 1856, 1972, 2176, 3272, 3712, 3944, 6544, 6953, 7888, 11861, 13088, 13906, 15776, 23722, 26176, 27812, 31552, 47444, 52352, 55624, 63104, 94888, 111248, 189776, 201637, 222496, 379552, 403274, 444992, 759104, 806548, 889984, 1518208, 1613096, 3226192, 6452384, 12904768, 25809536]

約数ペア:

[(1, 25809536), (2, 12904768), (4, 6452384), (8, 3226192), (16, 1613096), (17, 1518208), (29, 889984), (32, 806548), (34, 759104), (58, 444992), (64, 403274), (68, 379552), (116, 222496), (128, 201637), (136, 189776), (232, 111248), (272, 94888), (409, 63104), (464, 55624), (493, 52352), (544, 47444), (818, 31552), (928, 27812), (986, 26176), (1088, 23722), (1636, 15776), (1856, 13906), (1972, 13088), (2176, 11861), (3272, 7888), (3712, 6953), (3944, 6544)]