50384440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 116717760

約数和(自身を除く): 66333320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 113, 142, 157, 226, 284, 314, 355, 452, 565, 568, 628, 710, 785, 904, 1130, 1256, 1420, 1570, 2260, 2840, 3140, 4520, 6280, 8023, 11147, 16046, 17741, 22294, 32092, 35482, 40115, 44588, 55735, 64184, 70964, 80230, 88705, 89176, 111470, 141928, 160460, 177410, 222940, 320920, 354820, 445880, 709640, 1259611, 2519222, 5038444, 6298055, 10076888, 12596110, 25192220, 50384440]

約数ペア:

[(1, 50384440), (2, 25192220), (4, 12596110), (5, 10076888), (8, 6298055), (10, 5038444), (20, 2519222), (40, 1259611), (71, 709640), (113, 445880), (142, 354820), (157, 320920), (226, 222940), (284, 177410), (314, 160460), (355, 141928), (452, 111470), (565, 89176), (568, 88705), (628, 80230), (710, 70964), (785, 64184), (904, 55735), (1130, 44588), (1256, 40115), (1420, 35482), (1570, 32092), (2260, 22294), (2840, 17741), (3140, 16046), (4520, 11147), (6280, 8023)]