68669560

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{3413}}^1$

素因数の和:3927

約数の個数: 32

約数和(自身を含む): 154859040

約数和(自身を除く): 86189480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 3413, 4024, 5030, 6826, 10060, 13652, 17065, 20120, 27304, 34130, 68260, 136520, 1716739, 3433478, 6866956, 8583695, 13733912, 17167390, 34334780, 68669560]

約数ペア:

[(1, 68669560), (2, 34334780), (4, 17167390), (5, 13733912), (8, 8583695), (10, 6866956), (20, 3433478), (40, 1716739), (503, 136520), (1006, 68260), (2012, 34130), (2515, 27304), (3413, 20120), (4024, 17065), (5030, 13652), (6826, 10060)]