89780030

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2657}}^1$

素因数の和:2804

約数の個数: 32

約数和(自身を含む): 168410880

約数和(自身を除く): 78630850

約数列:

[1, 2, 5, 10, 31, 62, 109, 155, 218, 310, 545, 1090, 2657, 3379, 5314, 6758, 13285, 16895, 26570, 33790, 82367, 164734, 289613, 411835, 579226, 823670, 1448065, 2896130, 8978003, 17956006, 44890015, 89780030]

約数ペア:

[(1, 89780030), (2, 44890015), (5, 17956006), (10, 8978003), (31, 2896130), (62, 1448065), (109, 823670), (155, 579226), (218, 411835), (310, 289613), (545, 164734), (1090, 82367), (2657, 33790), (3379, 26570), (5314, 16895), (6758, 13285)]