205813830425

素因数分解:

$5^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1\times {\mathrm{20521}}^1$

素因数の和:21018

約数の個数: 48

約数和(自身を含む): 294129841152

約数和(自身を除く): 88316010727

約数列:

[1, 5, 7, 25, 35, 175, 223, 257, 1115, 1285, 1561, 1799, 5575, 6425, 7805, 8995, 20521, 39025, 44975, 57311, 102605, 143647, 286555, 401177, 513025, 718235, 1432775, 2005885, 3591175, 4576183, 5273897, 10029425, 22880915, 26369485, 32033281, 36917279, 114404575, 131847425, 160166405, 184586395, 800832025, 922931975, 1176079031, 5880395155, 8232553217, 29401975775, 41162766085, 205813830425]

約数ペア:

[(1, 205813830425), (5, 41162766085), (7, 29401975775), (25, 8232553217), (35, 5880395155), (175, 1176079031), (223, 922931975), (257, 800832025), (1115, 184586395), (1285, 160166405), (1561, 131847425), (1799, 114404575), (5575, 36917279), (6425, 32033281), (7805, 26369485), (8995, 22880915), (20521, 10029425), (39025, 5273897), (44975, 4576183), (57311, 3591175), (102605, 2005885), (143647, 1432775), (286555, 718235), (401177, 513025)]