200469815

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2957}}^1$

素因数の和:3131

約数の個数: 32

約数和(自身を含む): 298166400

約数和(自身を除く): 97696585

約数列:

[1, 5, 7, 13, 35, 65, 91, 149, 455, 745, 1043, 1937, 2957, 5215, 9685, 13559, 14785, 20699, 38441, 67795, 103495, 192205, 269087, 440593, 1345435, 2202965, 3084151, 5727709, 15420755, 28638545, 40093963, 200469815]

約数ペア:

[(1, 200469815), (5, 40093963), (7, 28638545), (13, 15420755), (35, 5727709), (65, 3084151), (91, 2202965), (149, 1345435), (455, 440593), (745, 269087), (1043, 192205), (1937, 103495), (2957, 67795), (5215, 38441), (9685, 20699), (13559, 14785)]