51567520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16963}}^1$

素因数の和:16997

約数の個数: 48

約数和(自身を含む): 128247840

約数和(自身を除く): 76680320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 16963, 33926, 67852, 84815, 135704, 169630, 271408, 322297, 339260, 542816, 644594, 678520, 1289188, 1357040, 1611485, 2578376, 2714080, 3222970, 5156752, 6445940, 10313504, 12891880, 25783760, 51567520]

約数ペア:

[(1, 51567520), (2, 25783760), (4, 12891880), (5, 10313504), (8, 6445940), (10, 5156752), (16, 3222970), (19, 2714080), (20, 2578376), (32, 1611485), (38, 1357040), (40, 1289188), (76, 678520), (80, 644594), (95, 542816), (152, 339260), (160, 322297), (190, 271408), (304, 169630), (380, 135704), (608, 84815), (760, 67852), (1520, 33926), (3040, 16963)]