64177040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47189}}^1$

素因数の和:47219

約数の個数: 40

約数和(自身を含む): 157992120

約数和(自身を除く): 93815080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 47189, 94378, 188756, 235945, 377512, 471890, 755024, 802213, 943780, 1604426, 1887560, 3208852, 3775120, 4011065, 6417704, 8022130, 12835408, 16044260, 32088520, 64177040]

約数ペア:

[(1, 64177040), (2, 32088520), (4, 16044260), (5, 12835408), (8, 8022130), (10, 6417704), (16, 4011065), (17, 3775120), (20, 3208852), (34, 1887560), (40, 1604426), (68, 943780), (80, 802213), (85, 755024), (136, 471890), (170, 377512), (272, 235945), (340, 188756), (680, 94378), (1360, 47189)]