71389450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{443}}^1$

素因数の和:759

約数の個数: 48

約数和(自身を含む): 145678176

約数和(自身を除く): 74288726

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 293, 443, 550, 586, 886, 1465, 2215, 2930, 3223, 4430, 4873, 6446, 7325, 9746, 11075, 14650, 16115, 22150, 24365, 32230, 48730, 80575, 121825, 129799, 161150, 243650, 259598, 648995, 1297990, 1427789, 2855578, 3244975, 6489950, 7138945, 14277890, 35694725, 71389450]

約数ペア:

[(1, 71389450), (2, 35694725), (5, 14277890), (10, 7138945), (11, 6489950), (22, 3244975), (25, 2855578), (50, 1427789), (55, 1297990), (110, 648995), (275, 259598), (293, 243650), (443, 161150), (550, 129799), (586, 121825), (886, 80575), (1465, 48730), (2215, 32230), (2930, 24365), (3223, 22150), (4430, 16115), (4873, 14650), (6446, 11075), (7325, 9746)]