666528003520

素因数分解:

$2^6\times 5^1\times {\mathrm{2082900011}}^1$

素因数の和:2082900028

約数の個数: 28

約数和(自身を含む): 1587169809144

約数和(自身を除く): 920641805624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2082900011, 4165800022, 8331600044, 10414500055, 16663200088, 20829000110, 33326400176, 41658000220, 66652800352, 83316000440, 133305600704, 166632000880, 333264001760, 666528003520]

約数ペア:

[(1, 666528003520), (2, 333264001760), (4, 166632000880), (5, 133305600704), (8, 83316000440), (10, 66652800352), (16, 41658000220), (20, 33326400176), (32, 20829000110), (40, 16663200088), (64, 10414500055), (80, 8331600044), (160, 4165800022), (320, 2082900011)]