200109715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2003}}^1$

素因数の和:2103

約数の個数: 32

約数和(自身を含む): 272704320

約数和(自身を除く): 72594605

約数列:

[1, 5, 13, 29, 53, 65, 145, 265, 377, 689, 1537, 1885, 2003, 3445, 7685, 10015, 19981, 26039, 58087, 99905, 106159, 130195, 290435, 530795, 755131, 1380067, 3078611, 3775655, 6900335, 15393055, 40021943, 200109715]

約数ペア:

[(1, 200109715), (5, 40021943), (13, 15393055), (29, 6900335), (53, 3775655), (65, 3078611), (145, 1380067), (265, 755131), (377, 530795), (689, 290435), (1537, 130195), (1885, 106159), (2003, 99905), (3445, 58087), (7685, 26039), (10015, 19981)]