164595020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{577}}^1\times {\mathrm{839}}^1$

素因数の和:1442

約数の個数: 48

約数和(自身を含む): 367053120

約数和(自身を除く): 202458100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 577, 839, 1154, 1678, 2308, 2885, 3356, 4195, 5770, 8390, 9809, 11540, 14263, 16780, 19618, 28526, 39236, 49045, 57052, 71315, 98090, 142630, 196180, 285260, 484103, 968206, 1936412, 2420515, 4841030, 8229751, 9682060, 16459502, 32919004, 41148755, 82297510, 164595020]

約数ペア:

[(1, 164595020), (2, 82297510), (4, 41148755), (5, 32919004), (10, 16459502), (17, 9682060), (20, 8229751), (34, 4841030), (68, 2420515), (85, 1936412), (170, 968206), (340, 484103), (577, 285260), (839, 196180), (1154, 142630), (1678, 98090), (2308, 71315), (2885, 57052), (3356, 49045), (4195, 39236), (5770, 28526), (8390, 19618), (9809, 16780), (11540, 14263)]