16125440

素因数分解:

$2^9\times 5^1\times {\mathrm{6299}}^1$

素因数の和:6322

約数の個数: 40

約数和(自身を含む): 38669400

約数和(自身を除く): 22543960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 6299, 12598, 25196, 31495, 50392, 62990, 100784, 125980, 201568, 251960, 403136, 503920, 806272, 1007840, 1612544, 2015680, 3225088, 4031360, 8062720, 16125440]

約数ペア:

[(1, 16125440), (2, 8062720), (4, 4031360), (5, 3225088), (8, 2015680), (10, 1612544), (16, 1007840), (20, 806272), (32, 503920), (40, 403136), (64, 251960), (80, 201568), (128, 125980), (160, 100784), (256, 62990), (320, 50392), (512, 31495), (640, 25196), (1280, 12598), (2560, 6299)]