80514688

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 168030720

約数和(自身を除く): 87516032

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 103, 124, 128, 197, 206, 248, 394, 412, 496, 788, 824, 992, 1576, 1648, 1984, 3152, 3193, 3296, 3968, 6107, 6304, 6386, 6592, 12214, 12608, 12772, 13184, 20291, 24428, 25216, 25544, 40582, 48856, 51088, 81164, 97712, 102176, 162328, 195424, 204352, 324656, 390848, 408704, 629021, 649312, 781696, 1258042, 1298624, 2516084, 2597248, 5032168, 10064336, 20128672, 40257344, 80514688]

約数ペア:

[(1, 80514688), (2, 40257344), (4, 20128672), (8, 10064336), (16, 5032168), (31, 2597248), (32, 2516084), (62, 1298624), (64, 1258042), (103, 781696), (124, 649312), (128, 629021), (197, 408704), (206, 390848), (248, 324656), (394, 204352), (412, 195424), (496, 162328), (788, 102176), (824, 97712), (992, 81164), (1576, 51088), (1648, 48856), (1984, 40582), (3152, 25544), (3193, 25216), (3296, 24428), (3968, 20291), (6107, 13184), (6304, 12772), (6386, 12608), (6592, 12214)]