788779990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{12197}}^1$

素因数の和:12456

約数の個数: 32

約数和(自身を含む): 1475470080

約数和(自身を除く): 686690090

約数列:

[1, 2, 5, 10, 29, 58, 145, 223, 290, 446, 1115, 2230, 6467, 12197, 12934, 24394, 32335, 60985, 64670, 121970, 353713, 707426, 1768565, 2719931, 3537130, 5439862, 13599655, 27199310, 78877999, 157755998, 394389995, 788779990]

約数ペア:

[(1, 788779990), (2, 394389995), (5, 157755998), (10, 78877999), (29, 27199310), (58, 13599655), (145, 5439862), (223, 3537130), (290, 2719931), (446, 1768565), (1115, 707426), (2230, 353713), (6467, 121970), (12197, 64670), (12934, 60985), (24394, 32335)]