203439872

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 427400400

約数和(自身を除く): 223960528

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 67, 116, 128, 134, 232, 256, 268, 409, 464, 536, 818, 928, 1072, 1636, 1856, 1943, 2144, 3272, 3712, 3886, 4288, 6544, 7424, 7772, 8576, 11861, 13088, 15544, 17152, 23722, 26176, 27403, 31088, 47444, 52352, 54806, 62176, 94888, 104704, 109612, 124352, 189776, 219224, 248704, 379552, 438448, 497408, 759104, 794687, 876896, 1518208, 1589374, 1753792, 3036416, 3178748, 3507584, 6357496, 7015168, 12714992, 25429984, 50859968, 101719936, 203439872]

約数ペア:

[(1, 203439872), (2, 101719936), (4, 50859968), (8, 25429984), (16, 12714992), (29, 7015168), (32, 6357496), (58, 3507584), (64, 3178748), (67, 3036416), (116, 1753792), (128, 1589374), (134, 1518208), (232, 876896), (256, 794687), (268, 759104), (409, 497408), (464, 438448), (536, 379552), (818, 248704), (928, 219224), (1072, 189776), (1636, 124352), (1856, 109612), (1943, 104704), (2144, 94888), (3272, 62176), (3712, 54806), (3886, 52352), (4288, 47444), (6544, 31088), (7424, 27403), (7772, 26176), (8576, 23722), (11861, 17152), (13088, 15544)]