25388640

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{653}}^1$

素因数の和:683

約数の個数: 144

約数和(自身を含む): 89985168

約数和(自身を除く): 64596528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 653, 720, 810, 864, 972, 1080, 1215, 1296, 1306, 1440, 1620, 1944, 1959, 2160, 2430, 2592, 2612, 3240, 3265, 3888, 3918, 4320, 4860, 5224, 5877, 6480, 6530, 7776, 7836, 9720, 9795, 10448, 11754, 12960, 13060, 15672, 17631, 19440, 19590, 20896, 23508, 26120, 29385, 31344, 35262, 38880, 39180, 47016, 52240, 52893, 58770, 62688, 70524, 78360, 88155, 94032, 104480, 105786, 117540, 141048, 156720, 158679, 176310, 188064, 211572, 235080, 264465, 282096, 313440, 317358, 352620, 423144, 470160, 528930, 564192, 634716, 705240, 793395, 846288, 940320, 1057860, 1269432, 1410480, 1586790, 1692576, 2115720, 2538864, 2820960, 3173580, 4231440, 5077728, 6347160, 8462880, 12694320, 25388640]

約数ペア:

[(1, 25388640), (2, 12694320), (3, 8462880), (4, 6347160), (5, 5077728), (6, 4231440), (8, 3173580), (9, 2820960), (10, 2538864), (12, 2115720), (15, 1692576), (16, 1586790), (18, 1410480), (20, 1269432), (24, 1057860), (27, 940320), (30, 846288), (32, 793395), (36, 705240), (40, 634716), (45, 564192), (48, 528930), (54, 470160), (60, 423144), (72, 352620), (80, 317358), (81, 313440), (90, 282096), (96, 264465), (108, 235080), (120, 211572), (135, 188064), (144, 176310), (160, 158679), (162, 156720), (180, 141048), (216, 117540), (240, 105786), (243, 104480), (270, 94032), (288, 88155), (324, 78360), (360, 70524), (405, 62688), (432, 58770), (480, 52893), (486, 52240), (540, 47016), (648, 39180), (653, 38880), (720, 35262), (810, 31344), (864, 29385), (972, 26120), (1080, 23508), (1215, 20896), (1296, 19590), (1306, 19440), (1440, 17631), (1620, 15672), (1944, 13060), (1959, 12960), (2160, 11754), (2430, 10448), (2592, 9795), (2612, 9720), (3240, 7836), (3265, 7776), (3888, 6530), (3918, 6480), (4320, 5877), (4860, 5224)]