128572110

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{158731}}^1$

素因数の和:158750

約数の個数: 40

約数和(自身を含む): 345718296

約数和(自身を除く): 217146186

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 158731, 317462, 476193, 793655, 952386, 1428579, 1587310, 2380965, 2857158, 4285737, 4761930, 7142895, 8571474, 12857211, 14285790, 21428685, 25714422, 42857370, 64286055, 128572110]

約数ペア:

[(1, 128572110), (2, 64286055), (3, 42857370), (5, 25714422), (6, 21428685), (9, 14285790), (10, 12857211), (15, 8571474), (18, 7142895), (27, 4761930), (30, 4285737), (45, 2857158), (54, 2380965), (81, 1587310), (90, 1428579), (135, 952386), (162, 793655), (270, 476193), (405, 317462), (810, 158731)]