25176720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4561}}^1$

素因数の和:4600

約数の個数: 80

約数和(自身を含む): 81459072

約数和(自身を除く): 56282352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 4561, 5520, 9122, 13683, 18244, 22805, 27366, 36488, 45610, 54732, 68415, 72976, 91220, 104903, 109464, 136830, 182440, 209806, 218928, 273660, 314709, 364880, 419612, 524515, 547320, 629418, 839224, 1049030, 1094640, 1258836, 1573545, 1678448, 2098060, 2517672, 3147090, 4196120, 5035344, 6294180, 8392240, 12588360, 25176720]

約数ペア:

[(1, 25176720), (2, 12588360), (3, 8392240), (4, 6294180), (5, 5035344), (6, 4196120), (8, 3147090), (10, 2517672), (12, 2098060), (15, 1678448), (16, 1573545), (20, 1258836), (23, 1094640), (24, 1049030), (30, 839224), (40, 629418), (46, 547320), (48, 524515), (60, 419612), (69, 364880), (80, 314709), (92, 273660), (115, 218928), (120, 209806), (138, 182440), (184, 136830), (230, 109464), (240, 104903), (276, 91220), (345, 72976), (368, 68415), (460, 54732), (552, 45610), (690, 36488), (920, 27366), (1104, 22805), (1380, 18244), (1840, 13683), (2760, 9122), (4561, 5520)]