80208420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{701}}^1\times {\mathrm{1907}}^1$

素因数の和:2620

約数の個数: 48

約数和(自身を含む): 225021888

約数和(自身を除く): 144813468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 701, 1402, 1907, 2103, 2804, 3505, 3814, 4206, 5721, 7010, 7628, 8412, 9535, 10515, 11442, 14020, 19070, 21030, 22884, 28605, 38140, 42060, 57210, 114420, 1336807, 2673614, 4010421, 5347228, 6684035, 8020842, 13368070, 16041684, 20052105, 26736140, 40104210, 80208420]

約数ペア:

[(1, 80208420), (2, 40104210), (3, 26736140), (4, 20052105), (5, 16041684), (6, 13368070), (10, 8020842), (12, 6684035), (15, 5347228), (20, 4010421), (30, 2673614), (60, 1336807), (701, 114420), (1402, 57210), (1907, 42060), (2103, 38140), (2804, 28605), (3505, 22884), (3814, 21030), (4206, 19070), (5721, 14020), (7010, 11442), (7628, 10515), (8412, 9535)]