80042128

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{653}}^1$

素因数の和:871

約数の個数: 40

約数和(自身を含む): 159596928

約数和(自身を除く): 79554800

約数列:

[1, 2, 4, 8, 16, 47, 94, 163, 188, 326, 376, 652, 653, 752, 1304, 1306, 2608, 2612, 5224, 7661, 10448, 15322, 30644, 30691, 61288, 61382, 106439, 122576, 122764, 212878, 245528, 425756, 491056, 851512, 1703024, 5002633, 10005266, 20010532, 40021064, 80042128]

約数ペア:

[(1, 80042128), (2, 40021064), (4, 20010532), (8, 10005266), (16, 5002633), (47, 1703024), (94, 851512), (163, 491056), (188, 425756), (326, 245528), (376, 212878), (652, 122764), (653, 122576), (752, 106439), (1304, 61382), (1306, 61288), (2608, 30691), (2612, 30644), (5224, 15322), (7661, 10448)]