72545168

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{41597}}^1$

素因数の和:41714

約数の個数: 20

約数和(自身を含む): 141849180

約数和(自身を除く): 69304012

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 41597, 83194, 166388, 332776, 665552, 4534073, 9068146, 18136292, 36272584, 72545168]

約数ペア:

[(1, 72545168), (2, 36272584), (4, 18136292), (8, 9068146), (16, 4534073), (109, 665552), (218, 332776), (436, 166388), (872, 83194), (1744, 41597)]