25220880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1523}}^1$

素因数の和:1565

約数の個数: 120

約数和(自身を含む): 88440768

約数和(自身を除く): 63219888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1523, 1656, 1840, 2070, 2760, 3046, 3312, 4140, 4569, 5520, 6092, 7615, 8280, 9138, 12184, 13707, 15230, 16560, 18276, 22845, 24368, 27414, 30460, 35029, 36552, 45690, 54828, 60920, 68535, 70058, 73104, 91380, 105087, 109656, 121840, 137070, 140116, 175145, 182760, 210174, 219312, 274140, 280232, 315261, 350290, 365520, 420348, 525435, 548280, 560464, 630522, 700580, 840696, 1050870, 1096560, 1261044, 1401160, 1576305, 1681392, 2101740, 2522088, 2802320, 3152610, 4203480, 5044176, 6305220, 8406960, 12610440, 25220880]

約数ペア:

[(1, 25220880), (2, 12610440), (3, 8406960), (4, 6305220), (5, 5044176), (6, 4203480), (8, 3152610), (9, 2802320), (10, 2522088), (12, 2101740), (15, 1681392), (16, 1576305), (18, 1401160), (20, 1261044), (23, 1096560), (24, 1050870), (30, 840696), (36, 700580), (40, 630522), (45, 560464), (46, 548280), (48, 525435), (60, 420348), (69, 365520), (72, 350290), (80, 315261), (90, 280232), (92, 274140), (115, 219312), (120, 210174), (138, 182760), (144, 175145), (180, 140116), (184, 137070), (207, 121840), (230, 109656), (240, 105087), (276, 91380), (345, 73104), (360, 70058), (368, 68535), (414, 60920), (460, 54828), (552, 45690), (690, 36552), (720, 35029), (828, 30460), (920, 27414), (1035, 24368), (1104, 22845), (1380, 18276), (1523, 16560), (1656, 15230), (1840, 13707), (2070, 12184), (2760, 9138), (3046, 8280), (3312, 7615), (4140, 6092), (4569, 5520)]