201049990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{16657}}^1$

素因数の和:16752

約数の個数: 32

約数和(自身を含む): 388597824

約数和(自身を除く): 187547834

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2414, 6035, 12070, 16657, 33314, 83285, 166570, 283169, 566338, 1182647, 1415845, 2365294, 2831690, 5913235, 11826470, 20104999, 40209998, 100524995, 201049990]

約数ペア:

[(1, 201049990), (2, 100524995), (5, 40209998), (10, 20104999), (17, 11826470), (34, 5913235), (71, 2831690), (85, 2365294), (142, 1415845), (170, 1182647), (355, 566338), (710, 283169), (1207, 166570), (2414, 83285), (6035, 33314), (12070, 16657)]