85738900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{653}}^1$

素因数の和:781

約数の個数: 72

約数和(自身を含む): 202658904

約数和(自身を除く): 116920004

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 101, 130, 202, 260, 325, 404, 505, 650, 653, 1010, 1300, 1306, 1313, 2020, 2525, 2612, 2626, 3265, 5050, 5252, 6530, 6565, 8489, 10100, 13060, 13130, 16325, 16978, 26260, 32650, 32825, 33956, 42445, 65300, 65650, 65953, 84890, 131300, 131906, 169780, 212225, 263812, 329765, 424450, 659530, 848900, 857389, 1319060, 1648825, 1714778, 3297650, 3429556, 4286945, 6595300, 8573890, 17147780, 21434725, 42869450, 85738900]

約数ペア:

[(1, 85738900), (2, 42869450), (4, 21434725), (5, 17147780), (10, 8573890), (13, 6595300), (20, 4286945), (25, 3429556), (26, 3297650), (50, 1714778), (52, 1648825), (65, 1319060), (100, 857389), (101, 848900), (130, 659530), (202, 424450), (260, 329765), (325, 263812), (404, 212225), (505, 169780), (650, 131906), (653, 131300), (1010, 84890), (1300, 65953), (1306, 65650), (1313, 65300), (2020, 42445), (2525, 33956), (2612, 32825), (2626, 32650), (3265, 26260), (5050, 16978), (5252, 16325), (6530, 13130), (6565, 13060), (8489, 10100)]