16278670405

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{571}}^1\times {\mathrm{2111}}^1$

素因数の和:2797

約数の個数: 32

約数和(自身を含む): 20382455808

約数和(自身を除く): 4103785403

約数列:

[1, 5, 37, 73, 185, 365, 571, 2111, 2701, 2855, 10555, 13505, 21127, 41683, 78107, 105635, 154103, 208415, 390535, 770515, 1205381, 1542271, 5701811, 6026905, 7711355, 28509055, 44599097, 87992813, 222995485, 439964065, 3255734081, 16278670405]

約数ペア:

[(1, 16278670405), (5, 3255734081), (37, 439964065), (73, 222995485), (185, 87992813), (365, 44599097), (571, 28509055), (2111, 7711355), (2701, 6026905), (2855, 5701811), (10555, 1542271), (13505, 1205381), (21127, 770515), (41683, 390535), (78107, 208415), (105635, 154103)]