25001280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{8681}}^1$

素因数の和:8704

約数の個数: 84

約数和(自身を含む): 86003892

約数和(自身を除く): 61002612

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 8681, 17362, 26043, 34724, 43405, 52086, 69448, 78129, 86810, 104172, 130215, 138896, 156258, 173620, 208344, 260430, 277792, 312516, 347240, 390645, 416688, 520860, 555584, 625032, 694480, 781290, 833376, 1041720, 1250064, 1388960, 1562580, 1666752, 2083440, 2500128, 2777920, 3125160, 4166880, 5000256, 6250320, 8333760, 12500640, 25001280]

約数ペア:

[(1, 25001280), (2, 12500640), (3, 8333760), (4, 6250320), (5, 5000256), (6, 4166880), (8, 3125160), (9, 2777920), (10, 2500128), (12, 2083440), (15, 1666752), (16, 1562580), (18, 1388960), (20, 1250064), (24, 1041720), (30, 833376), (32, 781290), (36, 694480), (40, 625032), (45, 555584), (48, 520860), (60, 416688), (64, 390645), (72, 347240), (80, 312516), (90, 277792), (96, 260430), (120, 208344), (144, 173620), (160, 156258), (180, 138896), (192, 130215), (240, 104172), (288, 86810), (320, 78129), (360, 69448), (480, 52086), (576, 43405), (720, 34724), (960, 26043), (1440, 17362), (2880, 8681)]