81832064

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{503}}^1$

素因数の和:589

約数の個数: 64

約数和(自身を含む): 172730880

約数和(自身を除く): 90898816

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 128, 164, 248, 328, 496, 503, 656, 992, 1006, 1271, 1312, 1984, 2012, 2542, 2624, 3968, 4024, 5084, 5248, 8048, 10168, 15593, 16096, 20336, 20623, 31186, 32192, 40672, 41246, 62372, 64384, 81344, 82492, 124744, 162688, 164984, 249488, 329968, 498976, 639313, 659936, 997952, 1278626, 1319872, 1995904, 2557252, 2639744, 5114504, 10229008, 20458016, 40916032, 81832064]

約数ペア:

[(1, 81832064), (2, 40916032), (4, 20458016), (8, 10229008), (16, 5114504), (31, 2639744), (32, 2557252), (41, 1995904), (62, 1319872), (64, 1278626), (82, 997952), (124, 659936), (128, 639313), (164, 498976), (248, 329968), (328, 249488), (496, 164984), (503, 162688), (656, 124744), (992, 82492), (1006, 81344), (1271, 64384), (1312, 62372), (1984, 41246), (2012, 40672), (2542, 32192), (2624, 31186), (3968, 20623), (4024, 20336), (5084, 16096), (5248, 15593), (8048, 10168)]