64024720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{263}}^1$

素因数の和:472

約数の個数: 80

約数和(自身を含む): 159096960

約数和(自身を除く): 95072240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 179, 263, 272, 340, 358, 526, 680, 716, 895, 1052, 1315, 1360, 1432, 1790, 2104, 2630, 2864, 3043, 3580, 4208, 4471, 5260, 6086, 7160, 8942, 10520, 12172, 14320, 15215, 17884, 21040, 22355, 24344, 30430, 35768, 44710, 47077, 48688, 60860, 71536, 89420, 94154, 121720, 178840, 188308, 235385, 243440, 357680, 376616, 470770, 753232, 800309, 941540, 1600618, 1883080, 3201236, 3766160, 4001545, 6402472, 8003090, 12804944, 16006180, 32012360, 64024720]

約数ペア:

[(1, 64024720), (2, 32012360), (4, 16006180), (5, 12804944), (8, 8003090), (10, 6402472), (16, 4001545), (17, 3766160), (20, 3201236), (34, 1883080), (40, 1600618), (68, 941540), (80, 800309), (85, 753232), (136, 470770), (170, 376616), (179, 357680), (263, 243440), (272, 235385), (340, 188308), (358, 178840), (526, 121720), (680, 94154), (716, 89420), (895, 71536), (1052, 60860), (1315, 48688), (1360, 47077), (1432, 44710), (1790, 35768), (2104, 30430), (2630, 24344), (2864, 22355), (3043, 21040), (3580, 17884), (4208, 15215), (4471, 14320), (5260, 12172), (6086, 10520), (7160, 8942)]