69262720

素因数分解:

$2^7\times 5^1\times {\mathrm{108223}}^1$

素因数の和:108242

約数の個数: 32

約数和(自身を含む): 165582720

約数和(自身を除く): 96320000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 108223, 216446, 432892, 541115, 865784, 1082230, 1731568, 2164460, 3463136, 4328920, 6926272, 8657840, 13852544, 17315680, 34631360, 69262720]

約数ペア:

[(1, 69262720), (2, 34631360), (4, 17315680), (5, 13852544), (8, 8657840), (10, 6926272), (16, 4328920), (20, 3463136), (32, 2164460), (40, 1731568), (64, 1082230), (80, 865784), (128, 541115), (160, 432892), (320, 216446), (640, 108223)]