74686305

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 121927680

約数和(自身を除く): 47241375

約数列:

[1, 3, 5, 15, 83, 239, 249, 251, 415, 717, 753, 1195, 1245, 1255, 3585, 3765, 19837, 20833, 59511, 59989, 62499, 99185, 104165, 179967, 297555, 299945, 312495, 899835, 4979087, 14937261, 24895435, 74686305]

約数ペア:

[(1, 74686305), (3, 24895435), (5, 14937261), (15, 4979087), (83, 899835), (239, 312495), (249, 299945), (251, 297555), (415, 179967), (717, 104165), (753, 99185), (1195, 62499), (1245, 59989), (1255, 59511), (3585, 20833), (3765, 19837)]