220732015

素因数分解:

$5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 319127040

約数和(自身を除く): 98395025

約数列:

[1, 5, 7, 35, 49, 53, 89, 191, 245, 265, 371, 445, 623, 955, 1337, 1855, 2597, 3115, 4361, 4717, 6685, 9359, 10123, 12985, 16999, 21805, 23585, 33019, 46795, 50615, 70861, 84995, 118993, 165095, 231133, 354305, 496027, 594965, 832951, 900947, 1155665, 2480135, 4164755, 4504735, 6306629, 31533145, 44146403, 220732015]

約数ペア:

[(1, 220732015), (5, 44146403), (7, 31533145), (35, 6306629), (49, 4504735), (53, 4164755), (89, 2480135), (191, 1155665), (245, 900947), (265, 832951), (371, 594965), (445, 496027), (623, 354305), (955, 231133), (1337, 165095), (1855, 118993), (2597, 84995), (3115, 70861), (4361, 50615), (4717, 46795), (6685, 33019), (9359, 23585), (10123, 21805), (12985, 16999)]