80478780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1341313}}^1$

素因数の和:1341325

約数の個数: 24

約数和(自身を含む): 225340752

約数和(自身を除く): 144861972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1341313, 2682626, 4023939, 5365252, 6706565, 8047878, 13413130, 16095756, 20119695, 26826260, 40239390, 80478780]

約数ペア:

[(1, 80478780), (2, 40239390), (3, 26826260), (4, 20119695), (5, 16095756), (6, 13413130), (10, 8047878), (12, 6706565), (15, 5365252), (20, 4023939), (30, 2682626), (60, 1341313)]