83854720

素因数分解:

$2^7\times 5^1\times {\mathrm{131023}}^1$

素因数の和:131042

約数の個数: 32

約数和(自身を含む): 200466720

約数和(自身を除く): 116612000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 131023, 262046, 524092, 655115, 1048184, 1310230, 2096368, 2620460, 4192736, 5240920, 8385472, 10481840, 16770944, 20963680, 41927360, 83854720]

約数ペア:

[(1, 83854720), (2, 41927360), (4, 20963680), (5, 16770944), (8, 10481840), (10, 8385472), (16, 5240920), (20, 4192736), (32, 2620460), (40, 2096368), (64, 1310230), (80, 1048184), (128, 655115), (160, 524092), (320, 262046), (640, 131023)]