2550978076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1\times {\mathrm{487}}^1$

素因数の和:1106

約数の個数: 48

約数和(自身を含む): 4749606400

約数和(自身を除く): 2198628324

約数列:

[1, 2, 4, 19, 38, 76, 157, 314, 439, 487, 628, 878, 974, 1756, 1948, 2983, 5966, 8341, 9253, 11932, 16682, 18506, 33364, 37012, 68923, 76459, 137846, 152918, 213793, 275692, 305836, 427586, 855172, 1309537, 1452721, 2619074, 2905442, 4062067, 5238148, 5810884, 8124134, 16248268, 33565501, 67131002, 134262004, 637744519, 1275489038, 2550978076]

約数ペア:

[(1, 2550978076), (2, 1275489038), (4, 637744519), (19, 134262004), (38, 67131002), (76, 33565501), (157, 16248268), (314, 8124134), (439, 5810884), (487, 5238148), (628, 4062067), (878, 2905442), (974, 2619074), (1756, 1452721), (1948, 1309537), (2983, 855172), (5966, 427586), (8341, 305836), (9253, 275692), (11932, 213793), (16682, 152918), (18506, 137846), (33364, 76459), (37012, 68923)]