82395520

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4153}}^1$

素因数の和:4203

約数の個数: 64

約数和(自身を含む): 203379840

約数和(自身を除く): 120984320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4153, 4960, 8306, 9920, 16612, 19840, 20765, 33224, 41530, 66448, 83060, 128743, 132896, 166120, 257486, 265792, 332240, 514972, 531584, 643715, 664480, 1029944, 1287430, 1328960, 2059888, 2574860, 2657920, 4119776, 5149720, 8239552, 10299440, 16479104, 20598880, 41197760, 82395520]

約数ペア:

[(1, 82395520), (2, 41197760), (4, 20598880), (5, 16479104), (8, 10299440), (10, 8239552), (16, 5149720), (20, 4119776), (31, 2657920), (32, 2574860), (40, 2059888), (62, 1328960), (64, 1287430), (80, 1029944), (124, 664480), (128, 643715), (155, 531584), (160, 514972), (248, 332240), (310, 265792), (320, 257486), (496, 166120), (620, 132896), (640, 128743), (992, 83060), (1240, 66448), (1984, 41530), (2480, 33224), (3968, 20765), (4153, 19840), (4960, 16612), (8306, 9920)]