217435598975

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{603443}}^1$

素因数の和:603560

約数の個数: 48

約数和(自身を含む): 323252881920

約数和(自身を除く): 105817282945

約数列:

[1, 5, 7, 25, 29, 35, 71, 145, 175, 203, 355, 497, 725, 1015, 1775, 2059, 2485, 5075, 10295, 12425, 14413, 51475, 72065, 360325, 603443, 3017215, 4224101, 15086075, 17499847, 21120505, 42844453, 87499235, 105602525, 122498929, 214222265, 299911171, 437496175, 612494645, 1071111325, 1242489137, 1499555855, 3062473225, 6212445685, 7497779275, 8697423959, 31062228425, 43487119795, 217435598975]

約数ペア:

[(1, 217435598975), (5, 43487119795), (7, 31062228425), (25, 8697423959), (29, 7497779275), (35, 6212445685), (71, 3062473225), (145, 1499555855), (175, 1242489137), (203, 1071111325), (355, 612494645), (497, 437496175), (725, 299911171), (1015, 214222265), (1775, 122498929), (2059, 105602525), (2485, 87499235), (5075, 42844453), (10295, 21120505), (12425, 17499847), (14413, 15086075), (51475, 4224101), (72065, 3017215), (360325, 603443)]