72098080

素因数分解:

$2^5\times 5^1\times {\mathrm{557}}^1\times {\mathrm{809}}^1$

素因数の和:1381

約数の個数: 48

約数和(自身を含む): 170848440

約数和(自身を除く): 98750360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 557, 809, 1114, 1618, 2228, 2785, 3236, 4045, 4456, 5570, 6472, 8090, 8912, 11140, 12944, 16180, 17824, 22280, 25888, 32360, 44560, 64720, 89120, 129440, 450613, 901226, 1802452, 2253065, 3604904, 4506130, 7209808, 9012260, 14419616, 18024520, 36049040, 72098080]

約数ペア:

[(1, 72098080), (2, 36049040), (4, 18024520), (5, 14419616), (8, 9012260), (10, 7209808), (16, 4506130), (20, 3604904), (32, 2253065), (40, 1802452), (80, 901226), (160, 450613), (557, 129440), (809, 89120), (1114, 64720), (1618, 44560), (2228, 32360), (2785, 25888), (3236, 22280), (4045, 17824), (4456, 16180), (5570, 12944), (6472, 11140), (8090, 8912)]