8287942720

素因数分解:

$2^6\times 5^1\times {\mathrm{25899821}}^1$

素因数の和:25899838

約数の個数: 28

約数和(自身を含む): 19735664364

約数和(自身を除く): 11447721644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 25899821, 51799642, 103599284, 129499105, 207198568, 258998210, 414397136, 517996420, 828794272, 1035992840, 1657588544, 2071985680, 4143971360, 8287942720]

約数ペア:

[(1, 8287942720), (2, 4143971360), (4, 2071985680), (5, 1657588544), (8, 1035992840), (10, 828794272), (16, 517996420), (20, 414397136), (32, 258998210), (40, 207198568), (64, 129499105), (80, 103599284), (160, 51799642), (320, 25899821)]