128526560

素因数分解:

$2^5\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1597}}^1$

素因数の和:2115

約数の個数: 48

約数和(自身を含む): 304438176

約数和(自身を除く): 175911616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 503, 1006, 1597, 2012, 2515, 3194, 4024, 5030, 6388, 7985, 8048, 10060, 12776, 15970, 16096, 20120, 25552, 31940, 40240, 51104, 63880, 80480, 127760, 255520, 803291, 1606582, 3213164, 4016455, 6426328, 8032910, 12852656, 16065820, 25705312, 32131640, 64263280, 128526560]

約数ペア:

[(1, 128526560), (2, 64263280), (4, 32131640), (5, 25705312), (8, 16065820), (10, 12852656), (16, 8032910), (20, 6426328), (32, 4016455), (40, 3213164), (80, 1606582), (160, 803291), (503, 255520), (1006, 127760), (1597, 80480), (2012, 63880), (2515, 51104), (3194, 40240), (4024, 31940), (5030, 25552), (6388, 20120), (7985, 16096), (8048, 15970), (10060, 12776)]