71880075

素因数分解:

$3^3\times 5^2\times {\mathrm{83}}^1\times {\mathrm{1283}}^1$

素因数の和:1385

約数の個数: 48

約数和(自身を含む): 133741440

約数和(自身を除く): 61861365

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 83, 135, 225, 249, 415, 675, 747, 1245, 1283, 2075, 2241, 3735, 3849, 6225, 6415, 11205, 11547, 18675, 19245, 32075, 34641, 56025, 57735, 96225, 106489, 173205, 288675, 319467, 532445, 866025, 958401, 1597335, 2662225, 2875203, 4792005, 7986675, 14376015, 23960025, 71880075]

約数ペア:

[(1, 71880075), (3, 23960025), (5, 14376015), (9, 7986675), (15, 4792005), (25, 2875203), (27, 2662225), (45, 1597335), (75, 958401), (83, 866025), (135, 532445), (225, 319467), (249, 288675), (415, 173205), (675, 106489), (747, 96225), (1245, 57735), (1283, 56025), (2075, 34641), (2241, 32075), (3735, 19245), (3849, 18675), (6225, 11547), (6415, 11205)]