157671440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{85691}}^1$

素因数の和:85727

約数の個数: 40

約数和(自身を含む): 382529088

約数和(自身を除く): 224857648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 85691, 171382, 342764, 428455, 685528, 856910, 1371056, 1713820, 1970893, 3427640, 3941786, 6855280, 7883572, 9854465, 15767144, 19708930, 31534288, 39417860, 78835720, 157671440]

約数ペア:

[(1, 157671440), (2, 78835720), (4, 39417860), (5, 31534288), (8, 19708930), (10, 15767144), (16, 9854465), (20, 7883572), (23, 6855280), (40, 3941786), (46, 3427640), (80, 1970893), (92, 1713820), (115, 1371056), (184, 856910), (230, 685528), (368, 428455), (460, 342764), (920, 171382), (1840, 85691)]