80420360

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{24223}}^1$

素因数の和:24317

約数の個数: 32

約数和(自身を含む): 183133440

約数和(自身を除く): 102713080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 24223, 48446, 96892, 121115, 193784, 242230, 484460, 968920, 2010509, 4021018, 8042036, 10052545, 16084072, 20105090, 40210180, 80420360]

約数ペア:

[(1, 80420360), (2, 40210180), (4, 20105090), (5, 16084072), (8, 10052545), (10, 8042036), (20, 4021018), (40, 2010509), (83, 968920), (166, 484460), (332, 242230), (415, 193784), (664, 121115), (830, 96892), (1660, 48446), (3320, 24223)]