73861990

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{2243}}^1$

素因数の和:2376

約数の個数: 32

約数和(自身を含む): 138140640

約数和(自身を除く): 64278650

約数列:

[1, 2, 5, 10, 37, 74, 89, 178, 185, 370, 445, 890, 2243, 3293, 4486, 6586, 11215, 16465, 22430, 32930, 82991, 165982, 199627, 399254, 414955, 829910, 998135, 1996270, 7386199, 14772398, 36930995, 73861990]

約数ペア:

[(1, 73861990), (2, 36930995), (5, 14772398), (10, 7386199), (37, 1996270), (74, 998135), (89, 829910), (178, 414955), (185, 399254), (370, 199627), (445, 165982), (890, 82991), (2243, 32930), (3293, 22430), (4486, 16465), (6586, 11215)]