65745840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{273941}}^1$

素因数の和:273957

約数の個数: 40

約数和(自身を含む): 203812848

約数和(自身を除く): 138067008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 273941, 547882, 821823, 1095764, 1369705, 1643646, 2191528, 2739410, 3287292, 4109115, 4383056, 5478820, 6574584, 8218230, 10957640, 13149168, 16436460, 21915280, 32872920, 65745840]

約数ペア:

[(1, 65745840), (2, 32872920), (3, 21915280), (4, 16436460), (5, 13149168), (6, 10957640), (8, 8218230), (10, 6574584), (12, 5478820), (15, 4383056), (16, 4109115), (20, 3287292), (24, 2739410), (30, 2191528), (40, 1643646), (48, 1369705), (60, 1095764), (80, 821823), (120, 547882), (240, 273941)]