84177080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{161879}}^1$

素因数の和:161903

約数の個数: 32

約数和(自身を含む): 203968800

約数和(自身を除く): 119791720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 161879, 323758, 647516, 809395, 1295032, 1618790, 2104427, 3237580, 4208854, 6475160, 8417708, 10522135, 16835416, 21044270, 42088540, 84177080]

約数ペア:

[(1, 84177080), (2, 42088540), (4, 21044270), (5, 16835416), (8, 10522135), (10, 8417708), (13, 6475160), (20, 4208854), (26, 3237580), (40, 2104427), (52, 1618790), (65, 1295032), (104, 809395), (130, 647516), (260, 323758), (520, 161879)]