208993600

素因数分解:

$2^6\times 5^2\times {\mathrm{130621}}^1$

素因数の和:130643

約数の個数: 42

約数和(自身を含む): 514258814

約数和(自身を除く): 305265214

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 130621, 261242, 522484, 653105, 1044968, 1306210, 2089936, 2612420, 3265525, 4179872, 5224840, 6531050, 8359744, 10449680, 13062100, 20899360, 26124200, 41798720, 52248400, 104496800, 208993600]

約数ペア:

[(1, 208993600), (2, 104496800), (4, 52248400), (5, 41798720), (8, 26124200), (10, 20899360), (16, 13062100), (20, 10449680), (25, 8359744), (32, 6531050), (40, 5224840), (50, 4179872), (64, 3265525), (80, 2612420), (100, 2089936), (160, 1306210), (200, 1044968), (320, 653105), (400, 522484), (800, 261242), (1600, 130621)]