64080160

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:338

約数の個数: 96

約数和(自身を含む): 161663040

約数和(自身を除く): 97582880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 107, 152, 160, 190, 197, 214, 304, 380, 394, 428, 535, 608, 760, 788, 856, 985, 1070, 1520, 1576, 1712, 1970, 2033, 2140, 3040, 3152, 3424, 3743, 3940, 4066, 4280, 6304, 7486, 7880, 8132, 8560, 10165, 14972, 15760, 16264, 17120, 18715, 20330, 21079, 29944, 31520, 32528, 37430, 40660, 42158, 59888, 65056, 74860, 81320, 84316, 105395, 119776, 149720, 162640, 168632, 210790, 299440, 325280, 337264, 400501, 421580, 598880, 674528, 801002, 843160, 1602004, 1686320, 2002505, 3204008, 3372640, 4005010, 6408016, 8010020, 12816032, 16020040, 32040080, 64080160]

約数ペア:

[(1, 64080160), (2, 32040080), (4, 16020040), (5, 12816032), (8, 8010020), (10, 6408016), (16, 4005010), (19, 3372640), (20, 3204008), (32, 2002505), (38, 1686320), (40, 1602004), (76, 843160), (80, 801002), (95, 674528), (107, 598880), (152, 421580), (160, 400501), (190, 337264), (197, 325280), (214, 299440), (304, 210790), (380, 168632), (394, 162640), (428, 149720), (535, 119776), (608, 105395), (760, 84316), (788, 81320), (856, 74860), (985, 65056), (1070, 59888), (1520, 42158), (1576, 40660), (1712, 37430), (1970, 32528), (2033, 31520), (2140, 29944), (3040, 21079), (3152, 20330), (3424, 18715), (3743, 17120), (3940, 16264), (4066, 15760), (4280, 14972), (6304, 10165), (7486, 8560), (7880, 8132)]