133078520

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{19231}}^1$

素因数の和:19415

約数の個数: 32

約数和(自身を含む): 301173120

約数和(自身を除く): 168094600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 19231, 38462, 76924, 96155, 153848, 192310, 384620, 769240, 3326963, 6653926, 13307852, 16634815, 26615704, 33269630, 66539260, 133078520]

約数ペア:

[(1, 133078520), (2, 66539260), (4, 33269630), (5, 26615704), (8, 16634815), (10, 13307852), (20, 6653926), (40, 3326963), (173, 769240), (346, 384620), (692, 192310), (865, 153848), (1384, 96155), (1730, 76924), (3460, 38462), (6920, 19231)]