69485440

素因数分解:

$2^7\times 5^1\times {\mathrm{108571}}^1$

素因数の和:108590

約数の個数: 32

約数和(自身を含む): 166115160

約数和(自身を除く): 96629720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 108571, 217142, 434284, 542855, 868568, 1085710, 1737136, 2171420, 3474272, 4342840, 6948544, 8685680, 13897088, 17371360, 34742720, 69485440]

約数ペア:

[(1, 69485440), (2, 34742720), (4, 17371360), (5, 13897088), (8, 8685680), (10, 6948544), (16, 4342840), (20, 3474272), (32, 2171420), (40, 1737136), (64, 1085710), (80, 868568), (128, 542855), (160, 434284), (320, 217142), (640, 108571)]