82904320

素因数分解:

$2^8\times 5^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:531

約数の個数: 72

約数和(自身を含む): 200148480

約数和(自身を除く): 117244160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 239, 256, 271, 320, 478, 542, 640, 956, 1084, 1195, 1280, 1355, 1912, 2168, 2390, 2710, 3824, 4336, 4780, 5420, 7648, 8672, 9560, 10840, 15296, 17344, 19120, 21680, 30592, 34688, 38240, 43360, 61184, 64769, 69376, 76480, 86720, 129538, 152960, 173440, 259076, 305920, 323845, 346880, 518152, 647690, 1036304, 1295380, 2072608, 2590760, 4145216, 5181520, 8290432, 10363040, 16580864, 20726080, 41452160, 82904320]

約数ペア:

[(1, 82904320), (2, 41452160), (4, 20726080), (5, 16580864), (8, 10363040), (10, 8290432), (16, 5181520), (20, 4145216), (32, 2590760), (40, 2072608), (64, 1295380), (80, 1036304), (128, 647690), (160, 518152), (239, 346880), (256, 323845), (271, 305920), (320, 259076), (478, 173440), (542, 152960), (640, 129538), (956, 86720), (1084, 76480), (1195, 69376), (1280, 64769), (1355, 61184), (1912, 43360), (2168, 38240), (2390, 34688), (2710, 30592), (3824, 21680), (4336, 19120), (4780, 17344), (5420, 15296), (7648, 10840), (8672, 9560)]