71386160

素因数分解:

$2^4\times 5^1\times {\mathrm{809}}^1\times {\mathrm{1103}}^1$

素因数の和:1925

約数の個数: 40

約数和(自身を含む): 166328640

約数和(自身を除く): 94942480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 809, 1103, 1618, 2206, 3236, 4045, 4412, 5515, 6472, 8090, 8824, 11030, 12944, 16180, 17648, 22060, 32360, 44120, 64720, 88240, 892327, 1784654, 3569308, 4461635, 7138616, 8923270, 14277232, 17846540, 35693080, 71386160]

約数ペア:

[(1, 71386160), (2, 35693080), (4, 17846540), (5, 14277232), (8, 8923270), (10, 7138616), (16, 4461635), (20, 3569308), (40, 1784654), (80, 892327), (809, 88240), (1103, 64720), (1618, 44120), (2206, 32360), (3236, 22060), (4045, 17648), (4412, 16180), (5515, 12944), (6472, 11030), (8090, 8824)]