65813120

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:322

約数の個数: 128

約数和(自身を含む): 174493440

約数和(自身を除く): 108680320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 115, 128, 136, 160, 170, 184, 230, 263, 272, 320, 340, 368, 391, 460, 526, 544, 640, 680, 736, 782, 920, 1052, 1088, 1315, 1360, 1472, 1564, 1840, 1955, 2104, 2176, 2630, 2720, 2944, 3128, 3680, 3910, 4208, 4471, 5260, 5440, 6049, 6256, 7360, 7820, 8416, 8942, 10520, 10880, 12098, 12512, 14720, 15640, 16832, 17884, 21040, 22355, 24196, 25024, 30245, 31280, 33664, 35768, 42080, 44710, 48392, 50048, 60490, 62560, 71536, 84160, 89420, 96784, 102833, 120980, 125120, 143072, 168320, 178840, 193568, 205666, 241960, 250240, 286144, 357680, 387136, 411332, 483920, 514165, 572288, 715360, 774272, 822664, 967840, 1028330, 1430720, 1645328, 1935680, 2056660, 2861440, 3290656, 3871360, 4113320, 6581312, 8226640, 13162624, 16453280, 32906560, 65813120]

約数ペア:

[(1, 65813120), (2, 32906560), (4, 16453280), (5, 13162624), (8, 8226640), (10, 6581312), (16, 4113320), (17, 3871360), (20, 3290656), (23, 2861440), (32, 2056660), (34, 1935680), (40, 1645328), (46, 1430720), (64, 1028330), (68, 967840), (80, 822664), (85, 774272), (92, 715360), (115, 572288), (128, 514165), (136, 483920), (160, 411332), (170, 387136), (184, 357680), (230, 286144), (263, 250240), (272, 241960), (320, 205666), (340, 193568), (368, 178840), (391, 168320), (460, 143072), (526, 125120), (544, 120980), (640, 102833), (680, 96784), (736, 89420), (782, 84160), (920, 71536), (1052, 62560), (1088, 60490), (1315, 50048), (1360, 48392), (1472, 44710), (1564, 42080), (1840, 35768), (1955, 33664), (2104, 31280), (2176, 30245), (2630, 25024), (2720, 24196), (2944, 22355), (3128, 21040), (3680, 17884), (3910, 16832), (4208, 15640), (4471, 14720), (5260, 12512), (5440, 12098), (6049, 10880), (6256, 10520), (7360, 8942), (7820, 8416)]