155777770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{22159}}^1$

素因数の和:22222

約数の個数: 32

約数和(自身を含む): 303148800

約数和(自身を除く): 147371030

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 703, 1406, 3515, 7030, 22159, 44318, 110795, 221590, 421021, 819883, 842042, 1639766, 2105105, 4099415, 4210210, 8198830, 15577777, 31155554, 77888885, 155777770]

約数ペア:

[(1, 155777770), (2, 77888885), (5, 31155554), (10, 15577777), (19, 8198830), (37, 4210210), (38, 4099415), (74, 2105105), (95, 1639766), (185, 842042), (190, 819883), (370, 421021), (703, 221590), (1406, 110795), (3515, 44318), (7030, 22159)]