201216160

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{15919}}^1$

素因数の和:16013

約数の個数: 48

約数和(自身を含む): 481420800

約数和(自身を除く): 280204640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12640, 15919, 31838, 63676, 79595, 127352, 159190, 254704, 318380, 509408, 636760, 1257601, 1273520, 2515202, 2547040, 5030404, 6288005, 10060808, 12576010, 20121616, 25152020, 40243232, 50304040, 100608080, 201216160]

約数ペア:

[(1, 201216160), (2, 100608080), (4, 50304040), (5, 40243232), (8, 25152020), (10, 20121616), (16, 12576010), (20, 10060808), (32, 6288005), (40, 5030404), (79, 2547040), (80, 2515202), (158, 1273520), (160, 1257601), (316, 636760), (395, 509408), (632, 318380), (790, 254704), (1264, 159190), (1580, 127352), (2528, 79595), (3160, 63676), (6320, 31838), (12640, 15919)]