51919360

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1193}}^1$

素因数の和:1233

約数の個数: 80

約数和(自身を含む): 131917896

約数和(自身を除く): 79998536

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1088, 1193, 1280, 1360, 2176, 2386, 2560, 2720, 4352, 4772, 5440, 5965, 8704, 9544, 10880, 11930, 19088, 20281, 21760, 23860, 38176, 40562, 43520, 47720, 76352, 81124, 95440, 101405, 152704, 162248, 190880, 202810, 305408, 324496, 381760, 405620, 610816, 648992, 763520, 811240, 1297984, 1527040, 1622480, 2595968, 3054080, 3244960, 5191936, 6489920, 10383872, 12979840, 25959680, 51919360]

約数ペア:

[(1, 51919360), (2, 25959680), (4, 12979840), (5, 10383872), (8, 6489920), (10, 5191936), (16, 3244960), (17, 3054080), (20, 2595968), (32, 1622480), (34, 1527040), (40, 1297984), (64, 811240), (68, 763520), (80, 648992), (85, 610816), (128, 405620), (136, 381760), (160, 324496), (170, 305408), (256, 202810), (272, 190880), (320, 162248), (340, 152704), (512, 101405), (544, 95440), (640, 81124), (680, 76352), (1088, 47720), (1193, 43520), (1280, 40562), (1360, 38176), (2176, 23860), (2386, 21760), (2560, 20281), (2720, 19088), (4352, 11930), (4772, 10880), (5440, 9544), (5965, 8704)]