203913290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{601}}^1$

素因数の和:783

約数の個数: 64

約数和(自身を含む): 434827008

約数和(自身を除く): 230913718

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 131, 185, 259, 262, 370, 518, 601, 655, 917, 1202, 1295, 1310, 1834, 2590, 3005, 4207, 4585, 4847, 6010, 8414, 9170, 9694, 21035, 22237, 24235, 33929, 42070, 44474, 48470, 67858, 78731, 111185, 155659, 157462, 169645, 222370, 311318, 339290, 393655, 551117, 778295, 787310, 1102234, 1556590, 2755585, 2913047, 5511170, 5826094, 14565235, 20391329, 29130470, 40782658, 101956645, 203913290]

約数ペア:

[(1, 203913290), (2, 101956645), (5, 40782658), (7, 29130470), (10, 20391329), (14, 14565235), (35, 5826094), (37, 5511170), (70, 2913047), (74, 2755585), (131, 1556590), (185, 1102234), (259, 787310), (262, 778295), (370, 551117), (518, 393655), (601, 339290), (655, 311318), (917, 222370), (1202, 169645), (1295, 157462), (1310, 155659), (1834, 111185), (2590, 78731), (3005, 67858), (4207, 48470), (4585, 44474), (4847, 42070), (6010, 33929), (8414, 24235), (9170, 22237), (9694, 21035)]