55272560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1109}}^1$

素因数の和:1218

約数の個数: 80

約数和(自身を含む): 148651200

約数和(自身を除く): 93378640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 178, 280, 356, 445, 560, 623, 712, 890, 1109, 1246, 1424, 1780, 2218, 2492, 3115, 3560, 4436, 4984, 5545, 6230, 7120, 7763, 8872, 9968, 11090, 12460, 15526, 17744, 22180, 24920, 31052, 38815, 44360, 49840, 62104, 77630, 88720, 98701, 124208, 155260, 197402, 310520, 394804, 493505, 621040, 690907, 789608, 987010, 1381814, 1579216, 1974020, 2763628, 3454535, 3948040, 5527256, 6909070, 7896080, 11054512, 13818140, 27636280, 55272560]

約数ペア:

[(1, 55272560), (2, 27636280), (4, 13818140), (5, 11054512), (7, 7896080), (8, 6909070), (10, 5527256), (14, 3948040), (16, 3454535), (20, 2763628), (28, 1974020), (35, 1579216), (40, 1381814), (56, 987010), (70, 789608), (80, 690907), (89, 621040), (112, 493505), (140, 394804), (178, 310520), (280, 197402), (356, 155260), (445, 124208), (560, 98701), (623, 88720), (712, 77630), (890, 62104), (1109, 49840), (1246, 44360), (1424, 38815), (1780, 31052), (2218, 24920), (2492, 22180), (3115, 17744), (3560, 15526), (4436, 12460), (4984, 11090), (5545, 9968), (6230, 8872), (7120, 7763)]