198464480

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40013}}^1$

素因数の和:40059

約数の個数: 48

約数和(自身を含む): 484009344

約数和(自身を除く): 285544864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 40013, 80026, 160052, 200065, 320104, 400130, 640208, 800260, 1240403, 1280416, 1600520, 2480806, 3201040, 4961612, 6202015, 6402080, 9923224, 12404030, 19846448, 24808060, 39692896, 49616120, 99232240, 198464480]

約数ペア:

[(1, 198464480), (2, 99232240), (4, 49616120), (5, 39692896), (8, 24808060), (10, 19846448), (16, 12404030), (20, 9923224), (31, 6402080), (32, 6202015), (40, 4961612), (62, 3201040), (80, 2480806), (124, 1600520), (155, 1280416), (160, 1240403), (248, 800260), (310, 640208), (496, 400130), (620, 320104), (992, 200065), (1240, 160052), (2480, 80026), (4960, 40013)]