36640640

素因数分解:

$2^7\times 5^1\times {\mathrm{57251}}^1$

素因数の和:57270

約数の個数: 32

約数和(自身を含む): 87595560

約数和(自身を除く): 50954920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 57251, 114502, 229004, 286255, 458008, 572510, 916016, 1145020, 1832032, 2290040, 3664064, 4580080, 7328128, 9160160, 18320320, 36640640]

約数ペア:

[(1, 36640640), (2, 18320320), (4, 9160160), (5, 7328128), (8, 4580080), (10, 3664064), (16, 2290040), (20, 1832032), (32, 1145020), (40, 916016), (64, 572510), (80, 458008), (128, 286255), (160, 229004), (320, 114502), (640, 57251)]