202802560

素因数分解:

$2^7\times 5^1\times {\mathrm{316879}}^1$

素因数の和:316898

約数の個数: 32

約数和(自身を含む): 484826400

約数和(自身を除く): 282023840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 316879, 633758, 1267516, 1584395, 2535032, 3168790, 5070064, 6337580, 10140128, 12675160, 20280256, 25350320, 40560512, 50700640, 101401280, 202802560]

約数ペア:

[(1, 202802560), (2, 101401280), (4, 50700640), (5, 40560512), (8, 25350320), (10, 20280256), (16, 12675160), (20, 10140128), (32, 6337580), (40, 5070064), (64, 3168790), (80, 2535032), (128, 1584395), (160, 1267516), (320, 633758), (640, 316879)]